LEED Operations & Maintenance p Improvements to the Indoor Environment (IEQ)
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GBES Course Name LEED Operations & Maintenance Improvements to the Indoor Environment 1.5
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IEQ Course Objectives Identify the technical requirements of the LEED for Existing Buildings: Operations & Maintenance Rating System Utilize the tools, information and lessons learned from examples to incorporate green building practices into a project Describe successful Operations & Maintenance strategies t for Indoor Environmental Quality Earn Continuing Education (CE) Hours for the GBCI Credential g ( ) Maintenance Program
IEQ Course Outline Credit/Prerequisite IEQ Prerequisite 1 Minimum Indoor Air Quality Performance IEQ Prerequisite 2 Environmental Tobacco Smote (ETS) Control IEQ Prerequisite 3 Green Cleaning Policy IEQ Credit 1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Management Program 1 IEQ Credit 1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring 1 IEQ Credit 1.3 Indoor Air Quality Best Management Practices Increased Ventilation 1 IEQ Credit 1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution 1 IEQ Credit 1.5 Indoor Air Quality Best Management Practices Indoor Air Quality Management for Facility Alterations and Additions 1 IEQ Credit 2.1 Occupant Comfort Occupant Survey 1 IEQ Credit 2.2 Controllability of Systems Lighting 1 IEQ Credit 2.3 Occupant Comfort Thermal Comfort Monitoring 1 IEQ Credit 2.4 Daylight and Views 1 IEQ Credit 3.1 Green Cleaning High-Performance Cleaning Program 1 IEQ Credit 3.2 Green Cleaning Custodial Effectiveness Assessment 1 IEQ Credit 3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials 1 IEQ Credit 3.4 Green Cleaning Sustainable Cleaning Equipment 1 IEQ Credit 3.5 Green Cleaning Indoor Chemical and Pollutant Source Control 1 IEQ Credit 3.6 Green Cleaning Indoor Chemical and Pollutant Source Control 1 Points Required Required Required
IEQ Questions on Credential Maintenance Program Visit GBCI.org and use the CMP Wizard
IEQ Recommended Reference Material The reference guide is a must for anyone working on a LEED project Primary source of information for this course www.usgbc.org
LEED Operations & Maintenance p Improvements to the Indoor Environment (IEQ)
Indoor Environmental Quality IEQ Overview 90% of people s lives are spent indoors Indoor air can have 2-5 times more pollutants than outdoor air Poor IEQ negatively affects health Improving ventilation is critical
Indoor Environmental Quality IEQ Overview Credit/Prerequisite IEQ Prerequisite 1 Minimum Indoor Air Quality Performance IEQ Prerequisite 2 Environmental Tobacco Smote (ETS) Control IEQ Prerequisite 3 Green Cleaning Policy IEQ Credit 1.1 Indoor Air Quality Best Management age e Practices ces Indoor Air Quality Management age e Program 1 IEQ Credit 1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring 1 IEQ Credit 1.3 Indoor Air Quality Best Management Practices Increased Ventilation 1 IEQ Credit 1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution 1 IEQ Credit 1.5 Indoor Air Quality Best Management Practices Indoor Air Quality Management for Facility 1 Alterations and Additions IEQ Credit 2.1 Occupant Comfort Occupant Survey 1 IEQ Credit 2.22 Controllability of Systems Lighting 1 IEQ Credit 2.3 Occupant Comfort Thermal Comfort Monitoring 1 IEQ Credit 2.4 Daylight and Views 1 Points Required Required Required
Indoor Environmental Quality IEQ Overview Credit/Prerequisite IEQ Credit 3.1 Green Cleaning High-Performance Cleaning Program 1 IEQ Credit 3.2 Green Cleaning Custodial Effectiveness Assessment 1 IEQ Credit 3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials 1 IEQ Credit 3.4 Green Cleaning Sustainable ab Cleaning Equipment 1 IEQ Credit 3.5 Green Cleaning Indoor Chemical and Pollutant Source Control 1 IEQ Credit 3.6 Green Cleaning Indoor Chemical and Pollutant Source Control 1 Total 15 Points
IEQ P1 Minimum Indoor Air Quality Performance OVERVIEW Points: Required Exemplary Performance: None Team: Project team overview
IEQ P1 Minimum Indoor Air Quality Performance Intent To establish minimum indoor air quality (IAQ) performance to enhance indoor air quality in buildings, thus contributing to the health and well-being of the occupants.
IEQ P1 Minimum Indoor Air Quality Performance REQUIREMENTS CASE 1. Projects Able to Meet ASHRAE Standard 62.1 2007 CASE 2. Projects Unable to Meet ASHRAE Standard 62.1 2007 Demonstrate through design documentation, measurements or other evidence that the current system cannot provide the flow rates required by ASHRAE Standard 62.1-2007 And Show compliance with the applicable requirement above (Case 1 or Case 2) through measurements taken at the system level Implement and maintain an HVAC system maintenance program Test and maintain the operation of all building exhaust systems
IEQ P1 Minimum Indoor Air Quality Performance BENEFITS Environmental Improves occupant comfort Improves productivity Economic Increased costs can be mitigated with proper strategies Reduce liability ISSUES Environmental Poor IEQ can lead to illness Economic May increase heating and cooling costs
IEQ P1 Minimum Indoor Air Quality Performance REFERENCED STANDARDS American National Standards d Institute t (ANSI)/ASHRAE Standard d 62.1 2007: Ventilation for Acceptable Indoor Air Quality Specifies minimum ventilation rates and IAQ levels Procedures standards
IEQ P1 Minimum Indoor Air Quality Performance IMPLEMENTATION Mechanical / active ventilation Ventilation Rate Procedure People / area related source contaminants Air distribution effectiveness Natural / passive ventilation Size, location, control, accessibility of ventilation openings May meet IEQ Credit 3 Best Management Practices Increased Ventilation Mixed-mode ventilation Comply when mechanical system only is running Test during cooling and heating seasons Maintenance program
IEQ P1 Minimum Indoor Air Quality Performance CALCULATION ASHRAE 62.1-2007 2007 Breathing zone Zone Floor Area, population Outdoor airflow rate Tools EQ Prerequisite 1 Calculators LEED registered project tool Measure every Air Handling Unit (AHU)
IEQ P1 Minimum Indoor Air Quality Performance EXAMPLE Soft Costs / Engineer
IEQ P2 Environmental Tobacco Smoke (ETS) Control OVERVIEW Points: Required Exemplary Performance: None Team: Facility manager, property manager, and/or owner overview
IEQ P2 Environmental Tobacco Smoke (ETS) Control Intent To prevent or minimize exposure of building occupants, indoor surfaces and systems to environmental tobacco smoke (ETS).
IEQ P2 Environmental Tobacco Smoke (ETS) Control REQUIREMENTS CASE 1. Non-Residential Projects Option 1 Prohibit smoking in the building Prohibit on-property smoking within 25 feet of entries, outdoor air intakes and operable windows OR Option 2 Prohibit smoking in the building except in designated smoking rooms Prohibit on-property smoking within 25 feet of building entries Designated smoking room(s) Verify performance of the smoking room differential air pressures Case 2. Residential and Hospitality Projects Reduce air leakage between smoking and nonsmoking areas Prohibit on-property p smoking within 25 feet of building entries Minimize uncontrolled pathways for ETS Weather-strip all doors in the residential units leading to common hallways
IEQ P2 Environmental Tobacco Smoke (ETS) Control BENEFITS Environmental Maintains healthy living and working spaces Increase air quality Economic Increase useful life of interior materials ISSUES Environmental Smoke contains carcinogens Smoking is related to illness Economic May incur costs of setting up special systems
IEQ P2 Environmental Tobacco Smoke (ETS) Control REFERENCED STANDARDS Standard d Test Method for Determining i Air Leakage Rate by Fan Pressurization (ASTM Standard E779-03) Standardized technique for measuring air leakage rates California Residential Alternative Calculation Method Approval Manual Chapter 7 Home Energy Rating Systems (HERS) required verification & diagnostic testing Requirements for certifying the energy efficiency of residential buildings standards
IEQ P2 Environmental Tobacco Smoke (ETS) Control IMPLEMENTATION ETS Policy Prohibit smoking in building Designated smoking areas outside Post signage about policy If prohibiting smoking is not feasible Designated smoking areas Isolate and control ETS Separate ventilation Test Residential Tight construction Minimize ETS transfer
IEQ P3 Green Cleaning Policy OVERVIEW Points: Required Exemplary Performance: None Team: Facility manager and/or owner overview
IEQ P3 Green Cleaning Policy Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants, which adversely affect air quality, human health, building finishes, building systems and the environment.
IEQ P3 Green Cleaning Policy REQUIREMENTS Green cleaning policy Sustainable cleaning, hard floor, carpet care products Purchase cleaning equipment meeting IEQ Credit 3.4: Green Cleaning Establish standard operating procedures Promote and improve hand hygiene Guidelines for safe handling & storage of cleaning chemicals Develop requirements for staffing and training of maintenance personnel Collect feedback / continuous improvement Meet LEED policy model (introduction)
IEQ P3 Green Cleaning Policy BENEFITS Environmental Reduce harmful chemicals indoors Economic Avoid liability Cost neutral ISSUES Environmental Health risks Ozone depletion Pollutants harm wildlife / plants
IEQ P3 Green Cleaning Policy IMPLEMENTATION Goals Relate to the specific project Usage patterns Standard Operating Procedures Include standards in RFPs Applies to products within management control Must meet all requirements
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Mgmt OVERVIEW Points: 1 Point Exemplary Performance: None Team: Facility manager overview
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Management Intent To enhance indoor air quality (IAQ) by optimizing practices to prevent the development of indoor air quality problems in buildings, correcting indoor air quality problems when they occur and maintaining the well-being of the occupants.
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Management REQUIREMENTS Develop and implement an IAQ management program Based on SPA Indoor Air Quality Building Education and Assessment Model (I-BEAM)
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Mgmt BENEFITS Environmental Healthful indoor environment Economic Avoid liability, repairs associated with poor IAQ Increase productivity / reduce illness (sick days) ISSUES Environmental Indoor air a top 5 environmental risk to public health Economic Investment in staff Potential increase in operating costs
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Mgmt RELATED CREDITS IEQ Credit 3.6: Indoor Integrated Pest Management
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Mgmt REFERENCED STANDARDS Indoor Air Quality Building Education and Assessment Model (I-BEAM) Guidance for building professionals and others responsible for indoor air quality in commercial buildings Contains text, visuals, calculations, etc. standards
IEQ C1.1 Indoor Air Quality Best Management Practices Indoor Air Quality Mgmt IMPLEMENTATION Use I-BEAM an IAQ Management Program Perform an IAQ audit Determine IAQ status Find problems and correct Periodic Inspections Manage Pollution Sources Moisture / Mold Renovation /Painting Pests Control Shipping/Receiving Procedure for Complaints
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring OVERVIEW Points: 1 Point Exemplary Performance: None Team: Maintenance personnel overview
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring Intent To provide capacity for ventilation system monitoring to help sustain occupant comfort and well-being.
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring REQUIREMENTS Install monitoring systems to give feedback on ventilation performance Ensure minimum outdoor airflow rates Calibrate Case 1. Mechanical Ventilation Systems Measure and control outdoor airflow rate Case 2. Mechanical Ventilation serving densely occupied space CO2 sensors Case 3. Naturally Ventilated Systems CO2 sensors
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring BENEFITS Environmental Reduced absenteeism Economic Increased occupant productivity Extend life of HVAC Reduce energy use ISSUES Environmental CO2 can cause headaches, dizziness, increased heart rates Economic Investment in equipment & maintenance
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring REFERENCED STANDARDS American National Standards d Institute t (ANSI)/ASHRAE Standard 62.1 2007 Addresses indoor air quality issues Prescribes minimum ventilation rates Specifies design of natural and mechanical systems standards
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring IMPLEMENTATION Monitor ventilation system Under ventilating leads to issues Over ventilating wastes energy Outdoor airflow monitoring Between outdoor intake and air distribution system CO2 Monitoring Ensures system is working Alarm when out of range
IEQ C1.2 Indoor Air Quality Best Management Practices Outdoor Air Delivery Monitoring CALCULATION Space Area (SF) Design Occupancy = Design Occupant Density Dense =40SF/person or less Total Monitored Airflow X 100 = % Total Monitored Airflow Total Outdoor Airflow
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation OVERVIEW Points: 1 Point Exemplary Performance: None Team: Project team overview
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation Intent To provide additional outdoor air ventilation to improve indoor air quality (IAQ) for improved occupant comfort, well-being and productivity.
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation REQUIREMENTS Case 1. Mechanical Ventilated Spaces 30% increase in ventilation over ASHRAE 62.1-2007 Case 2. Naturally ventilated spaces Carbon Trust Good Practices Guide AND CIBSE Applications Manual 10:2005 OR Analytic model in ASHRAE 62.1-2007 2007 for 90% occupied spaces
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation BENEFITS Environmental Improves the indoor air quality Economic Higher productivity may offset costs ISSUES Environmental More energy typically uses more fossil fuels Economic Higher energy costs
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation REFERENCED STANDARDS ASHRAE 62.1 2007: Ventilation for Acceptable Indoor Air Quality Addresses indoor air quality issues and prescribes minimum ventilation rates CIBSE Applications Manual 10: Natural Ventilation in Non-Domestic Buildings (2005) Guidance for implementing natural ventilation in nonresidential buildings Carbon Trust Good Practice Guide 237 Describes how to design a natural ventilation system in commercial buildings standards
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation IMPLEMENTATION Mechanically ventilated t spaces Set points and dampers for HVAC to achieve 30% increase in ventilation Equipment upgrades/conditioning air may be required Naturally ventilated spaces Analyze ventilation Building orientation Heat gains Weather conditions Etc. Model airflows
IEQ C1.3 Indoor Air Quality Best Management Practices Increased Ventilation CALCULATION Mechanically Ventilated t Spaces ASHRAE User Manual IEQ Prerequisite 1 calculators Naturally Ventilated Spaces CIBSE Applications Manual 10 Carbon Trust Good Practice Guide 237 OR airflow model
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution OVERVIEW Points: 1 Point Exemplary Performance: None Team: Project mechanical or building engineer, facility manager, and building owner overview
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution Intent To reduce exposure of building occupants and maintenance personnel to potentially hazardous particulate contaminants, which adversely affect air quality, human health, building systems and the environment.
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution REQUIREMENTS MERV of 13 + for all outside air intakes & inside air recirculation returns Regularly scheduled maintenance and replacement
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution BENEFITS Environmental Reduce building occupants exposure to contaminants Economic Eliminating indoor pollutants reduces cleaning and maintenance costs ISSUES Environmental Indoor environmental pollutants Exacerbate respiratory problems Economic Increased operating costs due to cost of replacement filters and energy use
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution REFERENCED STANDARDS (ANSI)/ASHRAE Standard d 52.2 1999: 2 Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size presents methods for testing ti air cleaners for 2 performance characteristics ti ability to remove particles from the air stream ability to remove resistance to airflow standards
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution IMPLEMENTATION Use Higher Levels of Air Filtration ti (MERV 13) Provides a cleaner indoor environment Leads to improving occupants health Have MERV 13 or Better in Place During Performance Period All outside air intakes All inside id air recirculation returns Regularly Scheduled Maintenance & Replacement of Filters Per manufacturer s recommended intervals
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution CALCULATION There are no calculations l required for this credit. But do know that the MERV scale goes from 1 to 16 16 representing the highest level of efficiency ASHRAE 52.2-1999
IEQ C1.4 Indoor Air Quality Best Management Practices Reduce particulates in Air Distribution EXAMPLE Note that t MERV 13 s aren t compatible with all systems.
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions OVERVIEW Points: 1 Point Exemplary Performance: None Team: Building managers overview
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions Intent To prevent indoor air quality (IAQ) problems resulting from any construction or renovation projects to help sustain the comfort and well-being of construction workers and building occupants.
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions REQUIREMENTS Develop and implement an IAQ management plan for the construction and occupancy phases: meet or exceed the recommended control measures of the SMACNA IAQ Guidelines develop and implement an IAQ management plan for the preoccupancy phases; perform a flush-out before and/or during occupancy protect stored on-site or installed absorptive materials from moisture damage use MERV 8 filtration during construction if AHU s will be used after construction HVAC and lighting systems need to return to the designed or after construction, HVAC and lighting systems need to return to the designed or modified sequence of operations.
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions BENEFITS Environmental Better air quality Reduce building occupants exposure to contaminants Economic Eliminating indoor pollutants reduces cleaning and maintenance costs Greater productivity ISSUES Environmental Indoor environmental pollutants Economic Increased costs for filters and flush- out
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions REFERENCED STANDARDS SMACNA Indoor Air Quality Guidelines for Occupied Buildings under Construction, second edition, November 2007, Chapter 3 international organization that developed guidelines for maintaining healthful indoor air quality during demolitions, renovations, and construction ti (ANSI)/ASHRAE Standard 52.2 1999: Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size presents methods for testing air cleaners for 2 performance characteristics ability to remove particles from the air stream ability to remove resistance to airflow standards
IEQ C1.5 Indoor Air Quality Best Management Practices Indoor Air Quality Management for Facility Alterations and Additions IMPLEMENTATION Adopt a Construction ti IAQ Management Plan for facility alterations and additions implement for any project that occurs during the performance period Communicate Plan to All Relevant Parties Before Construction discuss in preconstruction and construction progress meetings Control Measure Strategies (SMACNA recommends) HVAC protection source control pathway interruption housekeeping scheduling Flush-Out
IEQ C1.5 Indoor Air Quality Best Management Practices indoor Air Quality Management for Facility Alterations and Additions CALCULATION Single-phase Flush-out Total Volume of Outside Air Required = Building Area X 14,000 Cubic Feet SF Phase 1 of Phased Flush Out Required Volume of Outside Air = Building Area X 3,500 Cubic Feet SF
IEQ C2.1 Occupant Comfort Occupant Survey OVERVIEW Points: 1 Point Exemplary Performance: None Team: Project team overview
IEQ C2.1 Occupant Comfort Occupant Survey Intent To provide for the assessment of building occupants comfort as it relates to thermal comfort, acoustics, indoor air quality (IAQ), lighting levels, building cleanliness and any other comfort issues.
IEQ C2.1 Occupant Comfort Occupant Survey REQUIREMENTS Implement an occupant comfort survey and complaint response system thermal comfort acoustics IAQ lighting levels building cleanliness Document survey results and corrective actions Conduct at least 1 occupant survey during the performance period
IEQ C2.1 Occupant Comfort Occupant Survey BENEFITS Environmental Minimize energy use related to building commissioning therefore reducing factors related to energy production Economic Increase employee productivity Employee retention ISSUES Environmental HVAC systems s are the largest end use of energy sometimes wasted energy for more comfort Economic Takes away from staff time to deal with unsatisfied occupants comfort
IEQ C2.1 Occupant Comfort Occupant Survey REFERENCED STANDARDS ANSI/ASHRAE Standard d 55 2004, Thermal Comfort Conditions for Human Occupancy standard specifies the combinations of indoor space environment and personal factors that t will produce thermal environmental conditions acceptable to 80% or more of the occupants within a space standards
IEQ C2.1 Occupant Comfort Occupant Survey IMPLEMENTATION Implement an occupant survey and complaint response system Regularly surveying occupants is recommended EQc2.1 only requires 1 during the performance period Survey needs to cover: thermal comfort, acoustics, IAQ, lighting g levels, & building cleanliness Anonymous responses but do ask for location in building If more than 20% are dissatisfied, corrective actions are required corrective actions must happen during the performance period
IEQ C2.2 Controllability of Systems - Lighting OVERVIEW Points: 1 Point Exemplary Performance: Yes Team: Building owner overview
IEQ C2.2 Controllability of Systems - Lighting Intent To provide a high level of lighting system control by individual occupants or groups in multioccupant spaces (e.g., classrooms or conference areas) to promote the productivity, comfort and well-being of building occupants.
IEQ C2.2 Controllability of Systems - Lighting REQUIREMENTS Enable lighting adjustment for at least 50% of building occupants Include 50% multi-occupant space
IEQ C2.2 Controllability of Systems - Lighting BENEFITS Environmental Increase occupants comfort Economic Increased productivity ISSUES Environmental Lighting accounts for nearly 50% of a buildings electricity consumption - pollution related to energy production Economic Additional lighting controls and task Additional lighting controls and task lighting can result in upfront costs
IEQ C2.2 Controllability of Systems - Lighting Key Terms Group multiple l occupant spaces include conference rooms, classrooms and other indoor spaces used as places of congregation. Non-occupied spaces include all rooms used by maintenance personnel that are not open for use by occupants. These spaces do not count against you in these calculations.
IEQ C2.2 Controllability of Systems - Lighting IMPLEMENTATION Simple switch controls where possible Increase occupants control over lighting enhancing comfort and productivity Use dimmers where possible which lead to energy savings Individual task lighting also helps Does not have to be hardwired to meet requirements Must provide lighting controls to at least 50% of occupants Educate occupants on the controls available in their office environments Use signage to remind occupants to turn off task lights when they leave
IEQ C2.2 Controllability of Systems - Lighting CALCULATION Individual id Occupant Workspaces Identify workstations used by individuals Count the number of workstations with task lighting Use the LEED credit template for these calculations Group Multioccupant Spaces Identify all group multioccupant t spaces Determine SF of each Open office plans that contain standard workstations aren t group multi-occ. The portion of the total area with access to controls must be 50% or greater Use the LEED credit template for these calculations
IEQ C2.2 Controllability of Systems - Lighting EXAMPLE
IEQ C2.2 Controllability of Systems - Lighting EXEMPLARY PERFORMANCE Achieve 95% occupant-controlled t lighting in both individual id workstations and multi-occupant spaces. exemplary performance
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring OVERVIEW Points: 1 Point Exemplary Performance: None Team: Building engineers and third-party technicians overview
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring Intent To support the appropriate operations and maintenance of buildings and building systems so that they continue to meet target building performance goals over the long term and provide a comfortable thermal environment that supports the productivity and well-being of building occupants.
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring REQUIREMENTS A system for continuous tracking and optimization of systems that regulate indoor comfort and conditions in occupied spaces The building must establish the following: Continuous monitoring Periodic testing of air speed and radiant temperature Alarms for conditions that t require system adjustment t or repair Procedures that deliver prompt adjustments or repairs in response to problems
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring BENEFITS Environmental Comfortable indoor air conditions i Economic Increased productivity Energy savings ISSUES Environmental Initial upfront costs for monitoring systems/devices Less productivity
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring REFERENCED STANDARDS ANSI/ASHRAE Standard d 55 2004: Thermal Environmental Conditions for Human Occupancy specifies the combinations of indoor thermal environmental and personal factors that t produce thermal environmental conditions acceptable to a certain percentage of occupants within a defined space standards
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring IMPLEMENTATION Install and maintain permanent air temperature and humidity monitoring Air Temperature At least 1 air temperature sensor must be located in each HVAC zone Sensors must be positioned within 4 and 72 inches above the floor Humidity At least 1 humidity sensor must be located in each HVAC zone Sensors must be positioned within 4 and 72 inches above the floor Air Speed / Radiant Temperature Take measurements in accordance with ASHRAE 55-2004 Alarms and Corrective Action System alarms must be set off when space conditions fall outside acceptable ranges Calibrate system sensors and actuators within manufacturer s recommended intervals
IEQ C2.3 Occupant Comfort Thermal Comfort Monitoring EXAMPLE Under floor air distribution ib ti
IEQ C2.4 Daylight and Views OVERVIEW Points: 1 Point Exemplary Performance: Yes Team: Project team overview
IEQ C2.4 Daylight and Views Intent To provide building occupants with a connection between indoor spaces and the outdoors through the introduction of daylight and views into the regularly occupied areas of the building.
IEQ C2.4 Daylight and Views REQUIREMENTS Option 1 Daylight (at least 50%) Path 1 Simulation Computer model to show minimum of 25 fc for 50% of occupied spaces Path 2 Prescriptive Hand calculations Path 3 Measurement Actual measurements to show minimum of 25 fc for 50% of occupied spaces Path 4 Combination Any of the above calculation methods may be combined to show 50% Option 2 Views (at least 45%) A hi di t li f i ht t th td i t i i i l i f 45% f Achieve a direct line of sight to the outdoor environment via vision glazing for 45% of all regularly occupied areas
IEQ C2.4 Daylight and Views BENEFITS Environmental Improve the indoor quality of buildings Improved productivity Less energy required Economic Decreases energy costs substantially ISSUES Environmental Birds crash into windows Economic If your building doesn t already meet the requirements, renovating can be very costly
IEQ C2.4 Daylight and Views REFERENCED STANDARDS ASTM D1003-07E1, 07E1 Standard d Test Method for Haze and Luminous Transmittance of Transparent Plastics test method that covers the evaluation of specific light-transmitting and wide- angle-light-scattering li tt i properties of planar sections of materials standards
IEQ C2.4 Daylight and Views Key Terms Visible ibl light transmittance the ratio of total transmitted light to total incident light. The higher the number, the more incident light will pass through the glazing. Vision glazing that portion of an exterior window above 2'6" and below 7'6". Anything above that is daylight yg glazing. g
IEQ C2.4 Daylight and Views IMPLEMENTATION Achieve this credit by giving i occupants either daylight or views Daylight Existing buildings have limited opportunities to increase daylight without major alterations If you are able to alter, incorporate designs that provide daylight in a glare-free way using vision panels, low partitions, or exterior sun shading Views Consider how existing interior walls and furnishings can be rearranged to maximize access to outdoor views from workspaces
IEQ C2.4 Daylight and Views CALCULATION First identify all regularly l occupied spaces within the project Any exclusion must be based solely on task performance and not time there Daylight use simulation, prescriptive, measurement, or combo Focus on foot candle levels and glare control 50% to comply Views use counts and hand calculations Focus on seated view to exterior counts 45% to comply
IEQ C2.4 Daylight and Views EXEMPLARY PERFORMANCE Available to projects that t achieve BOTH 75% daylighting and 90% views. exemplary performance
IEQ C3.1 Green Cleaning High Performance Cleaning Program OVERVIEW Points: 1 Point Exemplary Performance: None Team: Procurement officials, janitorial staff, facility managers, and building occupants overview
IEQ C3.1 Green Cleaning High Performance Cleaning Program Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants, which adversely affect air quality, human health, building finishes, building systems and the environment.
IEQ C3.1 Green Cleaning High Performance Cleaning Program REQUIREMENTS A high-performance cleaning program must be in place during PP provide an appropriate staffing plan implement a training of maintenance personnel minimize chemical use use sustainable cleaning materials, products, equipment, janitorial paper products and trash bags use sustainable cleaning and hard floor and carpet care products use cleaning equipment meeting the sustainability criteria outlined in IEQ Credit 3.4: Green Cleaning Sustainable Cleaning Equipment.
IEQ C3.1 Green Cleaning High Performance Cleaning Program BENEFITS Environmental Reduce negative impacts on human health and environment ISSUES Environmental Possible job related injuries due to chemicals Economic Cleaning program can be cost neutral Increased occupant productivity
IEQ C3.1 Green Cleaning High Performance Cleaning Program Implementation Understand d difference between the Prerequisite it vs. this Credit
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment OVERVIEW Points: 1 Point Exemplary Performance: Yes Team: Project team overview
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants, which adversely affect air quality, human health, building finishes, building systems and the environment, by implementing, managing and auditing cleaning procedures and processes.
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment REQUIREMENTS Conduct audit in accordance with APPA Leadership in Educational Facilities Score 3 or less
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment BENEFITS Environmental Fewer health problems Economic Benchmark on custodial spending is established ISSUES Economic A facilities cleanliness can affect visitors perceptions of the organization
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment REFERENCED STANDARDS APPA Custodial Staffing Guidelines 5 levels of cleanliness Evaluation criteria for determining the facility s level of cleanliness, and an appendix that includes audit forms standards
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment IMPLEMENTATION Step 1 Assess the floor plan per APPA Step 2 Randomly select spaces to be audited Assure that each space type is represented Step 3 Identify the auditor(s) Step 4 Develop an audit analysis for each space type Step 5 Conduct the audit Step 6 Calculate the overall score by aggregating the averages Step 7 Overall appearance of Level 3 or less is required for this credit
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment CALCULATION APPA scoring system involves 5 appearance and weighting factors Level 1: Orderly Spotlessness Level 2: Ordinary Tidiness Level 3: Casual Inattention Level 4: Moderate Dinginess Level 5: Unkempt Neglect
IEQ C3.2 Green Cleaning Custodial Effectiveness Assessment EXEMPLARY PERFORMANCE Exemplary performance is available to facilities that t score a 2 or less in appearance level. exemplary performance
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials OVERVIEW Points: 1 Point Exemplary Performance: Yes Team: Project team overview
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials Intent To reduce the environmental impacts of cleaning products, disposable janitorial paper products and trash bags.
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials REQUIREMENTS Implement sustainable purchasing for cleaning materials and products One point for 30% of annual purchases (by cost) meeting 1 of these: Cleaning Products Disinfectants, Polishes, Strippers Janitorial Paper Products and Trash Bags Hand Soaps Products must be purchased during the performance period
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials REFERENCED STANDARDS California i Code of Regulations Maximum Allowable VOC Levels A table of maximum amounts of VOCs allowable according to the California Code of Regulations Environmental Choice Certified Products Certifies environmentally preferable, green goods and services with the Environmental Choice label Green Seal Certified Products or services are tested according to science-based procedures to evaluate performance and ensure that t the product or service works as well as or better than others standards p EPA Comprehensive Procurement Guidelines Index to find and evaluate information about green products,
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials IMPLEMENTATION When purchasing cleaning materials, specify 1 or more of the criteria i Work with contractors to make sure they meet the sustainability criteria Obtain written documentation from cleaning and janitorial manufacturers To confirm their products meet the specified standards Materials and Supplies must be purchased during the performance pp p g p period to count toward this credit
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials CALCULATION Track and calculate l the percentage of total t cleaning products and materials purchased during the performance period that meet at least 1 of the sustainability criteria listed.
IEQ C3.3 Green Cleaning Purchase of Sustainable Cleaning Products and Materials EXEMPLARY PERFORMANCE Exemplary performance can be achieved if 60% or more of the total t annual purchases of these products meets at least 1 of the required criteria for this credit. exemplary performance
IEQ In Action FBI Chicago Headquarters LEED Rating: LEED EB: O&M Platinum Location: Chicago, IL Use Green Cleaning Products 90% of the time Exemplary Performance Managed by Core Management Services to ensure compliance Audits, yearly building inspections Training of all Janitorial Staff Includes equipment HEPA vacuums Low-water-use extraction equipment Remaining 10% When non-green products are used Used for the day, then removed from the building
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment OVERVIEW Points: 1 Point Exemplary Performance: None Team: Project team overview
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants that adversely affect air quality, human health, building finishes, building systems and the environment, from powered cleaning equipment.
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment REQUIREMENTS Implement a program for the use of janitorial equipment that reduces building contaminants and minimizes environmental impact Addresses use of vacuum cleaners, carpet extraction equipment, powered floor maintenance equipment, propane-powered floor equipment, automated scrubbing machines, battery-powered equipment, ergonomically designed d equipment, and equipment with safeguards Keep a log of equipment purchases
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment BENEFITS Environmental Extended life of carpets, reducing energy used to buy new carpets Economic Saves energy ISSUES Environmental Waste production, emissions, noise pollution Economic High performance janitorial equipment often costs more than conventional equipment
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment RELATED CREDITS IEQ Prerequisite 3: Green Cleaning Policy IEQ Credit 3.1: Green Cleaning Green Cleaning Program SS Credit 2: Building Exterior and Hardscape Management Plan SS Credit 3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment REFERENCED STANDARDS California i Air Resources Board CARB establishes standards for emissions from small engines Environmental Protection Agency EPA has set standards for emissions from propane-powered floor equipment. Carpet and Rug Institute Green Label The CRI website lists labeled vacuums and deep-cleaning extractors Carpet and Rug Institute Seal of Approval Tests deep cleaning extractors standards
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment IMPLEMENTATION Develop and implement program for janitorial i equipment Prepare a purchasing policy Specifying sustainability criteria Work with current vendors and contractors Identify appropriate p replacement equipment for future purchases Keep a log of equipment Record date of purchase and which sustainability criteria is met 20% of equipment purchased must meet at least 1 criteria
IEQ C3.4 Green Cleaning Sustainable Cleaning Equipment CALCULATION Items to track on equipment purchasing log Brand & Model Date of Purchase Number of each type of equipment used in the building Cost of the equipment Which sustainability criteria, if any, are met.
IEQ C3.5 Green Cleaning Indoor Chemical and Pollutant Source Control OVERVIEW Points: 1 Point Exemplary Performance: None Team: Facility management and owners overview
IEQ C3.5 Green Cleaning Indoor Chemical and Pollutant Source Control Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants, that adversely affect air quality, human health, building finishes, building systems and the environment.
IEQ C3.5 Green Cleaning Indoor Chemical and Pollutant Source Control REQUIREMENTS Employ permanent entryway systems at least 10 feet long in the primary direction of travel develop the associated cleaning strategies public entryways that are not in use and serve only as emergency exits are excluded, as are private offices Provide containment drains for appropriate disposal of hazardous liquid waste only if your project uses water and chemical concentrate mixing for lab purposes
IEQ C3.5 Green Cleaning Indoor Chemical and Pollutant Source Control BENEFITS Environmental Reduce the contaminant load Increase the life of flooring materials Reduce dirt ISSUES Environmental Floor product life Economic Reduce liability and costs related to slipping and falling on wet floors during bad weather
IEQ C3.5 Green Cleaning Indoor Chemical and Pollutant Source Control IMPLEMENTATION Equip all exterior entrances with entryway systems Grilles, Grates, or Mats Don t forget 10 long in direction of travel Upgrade, if necessary, current entryway systems Before certification application Retain product literature For back-up, include size and physical qualities of entryway systems Create a detailed cleaning and maintenance plan For all entryway systems and walk-off mats
IEQ In Action American Airlines Areana LEED Certified: LEED EB Operations & Maintenance (2009) Miami, Fl One of first Arena s to receive LEED Certification Walk Off Mats 10 walk off mats at Arena Entrance Cleaning Contract Simple, effective
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management OVERVIEW Points: 1 Point Exemplary Performance: None Team: Facility maintenance overview
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management Intent To reduce the exposure of building occupants and maintenance personnel to potentially hazardous chemical, biological and particulate contaminants that adversely affect air quality, human health, building finishes, building systems and the environment.
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management REQUIREMENTS Develop, implement and maintain an indoor integrated pest management (IPM) plan Integrated methods, site or pest inspections, pest population monitoring Specification of the circumstances under which an emergency application can be conducted without complying with the earlier provisions. Communications strategy
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management BENEFITS Environmental Less chance of occupant illness and poisonings ISSUES Environmental Pests can harm building itself Economic Often less expensive than conventional pest control over the long term
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management RELATED CREDITS SS Credit 3: Integrated Pest Management, Erosion Control, and Landscape Management Plan IEQ Credit 3.1: Green Cleaning High Performance Cleaning Program IEQ Credit 3.2: Green Cleaning Custodial Effectiveness Assessment IEQ Credit 3.3: Green Cleaning Purchase of Sustainable Cleaning Products and Materials
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management REFERENCED STANDARDS San Francisco s Tier 3 hazard criteria i Determines least hazardous or least toxic pesticide standards
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management IMPLEMENTATION Develop an Indoor Integrated t Pest Management Plan (IPM) IPM is typically more effective than spray-intensive pest control Seeks to find the underlying cause of the pest problems rather than just treating Make sure occupants are not leaving food out to attract pests Notify occupants before normal sprayings (72 hours notice) If an emergency spraying happens, notify within 24 hours after Record keeping is required to meet compliance
IEQ C3.6 Green Cleaning Indoor Integrated Pest Management Calculations Remember these for Universal Notifications 72 hours before a pesticide is scheduled to be sprayed 24 hours after an emergency spraying
IEQ In Action Ecology and Environment, Inc's Headquarters LEED Rating: LEED EB v2.0 - Platinum Location: Lancaster, NY Native and Adaptive Plants 25% of site 1,000 indoor plants Integrated Pest Management No chemical products as pesticides or herbicides Innovation Invasive plants are controlled by introducing natural insects to manage the weeds.
IEQ In Action Mansell Overlook Office Park Occupant Comfort Survey
IEQ In Action Mansell Overlook Office Park Green Cleaning 100% recycled toilet paper, to conserve trees and virgin resources Spartan Eco-Lyzer surface cleaner Enzymes for biological odor control Green Seal certified glass cleaner, which contains 81% biobased material Concentrated floor cleaners with no dye, fragrance, or VOCs Green Cleaning Survey APPA (green cleaning audit) Use a scale of 1-5 to assess cleanliness of the following spaces & areas: sinks and trash containers in breakrooms, tables and lighting fixtures in conference rooms, horizontal surfaces in offices, mail room, walk-off mats/grates t in lobby, bi brightwork ki in elevators, equipment and showers in fitness center, water closets in restrooms, and vertical surfaces in stairwells
IEQ In Action Mansell Overlook Office Park Filtrationti Mechanical rooms are inspected daily for leaks, abnormal conditions, and the cleanliness of air filters. MERV 13 filter are installed on all outside and return air intakes Ensure handler can handle filter level Annual Filter Replacement Program Historical Data Manufacture's Recommendation
GBES Course Name LEED Operations & Maintenance Improvements to the Indoor Environment 1.5