Addendum #1 to Request for Quotes

Transcription

1 Addendum #1 to Request for Quotes HVAC Maintenance Services For Alice M. Harte elementary School & Andrew H. Wilson Elementary School InspireNOLA Charter Schools 1

2 3520 General DeGaulle Dr. Suite 4040 New Orleans, LA Phone: REQUEST FOR QUOTE REQUEST FOR QUOTE #: INOLA 1 WILL BE RECEIVED UNTIL 3:00 PM, CST Tuesday, May 27, 2015 DESCRIPTION: MAINTENANCE & REPAIR OF HEATING, VENTILATION AND AIR CONDITIONING SYSTEMS SERVICES FOR ANDREW H. WILSON AND ALICE M. HARTE ELEMENTARY SCHOOLS. Services will include all labor and materials, preventive maintenance and service visits, emergency repair services in accordance with the terms and conditions detailed in the Request for Quote Scope of Services. Any questions regarding contracting procedures or the specifications should be addressed to InspireNOLA Charter Schools. Contact Person list is below. Contact Name: Address: Telephone Number: John Hiser john.hiser@inspirenolaschools.org All information requested on this sheet must be completed. All proposals must be submitted in the format requested. InspireNOLA reserves the right to cancel the solicitation and to reject any or all quotes in whole or in part and is not bound to accept any quote if rejection of that quote is determined to be contrary to the best interest of an individual school or InspireNOLA. Company Name: Company Address: City State Zip Code Telephone Number: Fax Number: Address: RESPONSES MUST BE SUBMITTED BY TO INSPIRENOLA, CONTACT PERSON, JOHN HISER BY THE DATE AND TIME INDICATED ABOVE. Person Submitting Quote: (please print) Title *Signature of the person submitting the Quote: Date: *Persons submitting this quote have binding authority to submit contracts on behalf of the responding company. By submitting a response, vendor agrees that their quote is an offer to provide services. All bidders shall comply with all purchasing laws, policies, and procedures, as well as relevant state and federal laws, including compliance with EEOC hiring guidelines under the American with Disabilities Act. 2

3 REQUEST FOR QUOTE NO. INOLA 1 GENERAL TERMS AND CONDITIONS The following provisions are hereby made a part of this Request for Quote. Any contract awarded, as the result of this request shall be governed by these General Terms and Conditions. By submissions of responses to this quote, vendor agrees to furnish the service(s) pursuant to these conditions. 1. GENERAL. These provisions are standard for all InspireNOLA contracts. InspireNOLA may delete or modify any of these standard provisions for a particular contract or purchase order by indicating a change in the special instructions or provisions. Any vendor accepting an award as the result of this request agrees that the provisions included within this Request for Quote shall prevail over any conflicting provision within any standard form contract of the vendor. 2. BIDS. Bids should be submitted for each school site separately and for both school sites as a whole, thus allowing Inspire to combine the two or award them separately. 3. PRE- BID SITE WALKTHROUGHS. Walkthroughs will be conducted on May 22, beginning at 10:00 at Alice Harte and concluding at Andrew H. Wilson later. Contact John Hiser (InspireNOLA Charter School) john.hiser@inspirenolaschools.org to receive information on how to participate. Additional Walkthroughs will not be scheduled. 4. QUALIFICATIONS AND EXPERIENCE - Vendor submitting this RFP shall have a minimum of five (5) years acceptable general experience in providing type of service(s). Proposers shall ensure that their proposals contain sufficient information for InspireNOLA to make its determination by presenting acceptable evidence of the above to perform the services called for by the contract. The proposer shall give a brief description of their company, including a brief history, corporate structure and organization, number of years in business, and copies of their latest financial statement. This section shall provide a detailed discussion of the proposer s prior experience in working on projects similar in size, scope, and function to the proposed contract. Proposers shall describe their experience in other school districts or in corporate/governmental entities of comparable size and diversity with summaries of past and current experience and references from entities, including names and telephone numbers of those references. 5. PROPOSED FEES - Fees must include ALL costs associated with personnel, equipment, supplies, materials, transportation, uniforms, space and utilities, etc. HVAC MAINTENANCE SERVICES: The square footage fee for HVAC services must be provided. A cost breakout delineating the management fee, the anticipated labor and the expected hard equipment costs must be provided. For information purposes, provide the total number of full-time equivalent first line supervisors, full-time equivalent fully-trained and licensed technicians by area of operation expertise and fulltime equivalent helpers, aid, or assistants. For information purposes, provide your company s formula or approach for determining assignment of maintenance staff. 3

4 If a subcontractor will be used, clearly identify any subcontractor arrangements. Financial Qualifications (minimum). 6. FINANCIAL QUALIFICATIONS (minimum) A proposer submitting a proposal shall demonstrate proof of the ability to obtain a performance bond in an amount equal to 100% of the total annual contract amount. 7. SUBMISSION OF RESPONSES. Bidders must submit request for quotes responses via to InspireNOLA, Contact Person John Hiser, john.hiser@inspirenolaschools.org (504) Response to quotes must be received no later than 3:00 p.m. on MAY 27, AMENDMENTS TO THE REQUEST FOR QUOTE. Any amendment to pricing is valid only if in writing, issued and signed by authorized personnel of InspireNOLA. 9. NON-COLLUSION. Bidder certifies that this bid is made without prior understanding, agreement or connection with any other corporation, firm or person submitting a bid for the same work, labor or service to be done or the supplies, materials or equipment to be furnished and is in all respects fair and without collision or fraud. Bidder further understands collusive bidding is a violation of state and federal law and can result in fines, prison sentences and civil damage awards. Bidder agrees to abide by all conditions of this bid and certifies that person signing is authorized to sign this bid or proposal for the bidder. 10. CONFLICT OF INTEREST. Vendor states that no InspireNOLA official or employee, nor any business entity in which they have an interest: a) Has an interest in the contract awarded; b) Has been employed or retained to solicit or aid in the procuring of the resulting contract; c) Will be employed in the performance of such contract without immediate disclosure of such fact to InspireNOLA. 11. BASIS OF AWARD. InspireNOLA shall award to the overall lowest responsible and responsive vendor complying with the provisions of the Request of Quote. The following criteria may be considered by InspireNOLA in selecting the most advantageous quote: a) The quality of performance in previous contracts/vendor references b) Ability to perform the service required within the specified time/conformance to specification; c); Financial ability to perform the contract; d) Cost of services. InspireNOLA reserves the right to cancel the solicitation and to reject any or all quotes in whole or in part and is not bound to accept any quote, if rejection of that quote is determined to be contrary to the best interest of InspireNOLA. 12. EVALUATION CRITERIA. All proposals will be reviewed to determine compliance with administrative and mandatory requirements as specified in the RFP. Proposals found not to be in compliance will be rejected from further consideration. Proposals that pass the preliminary screening and mandatory requirements review will be evaluated based on information provided in the proposal. The evaluation of each response will be based on its overall competence, compliance, format, organization, taking into consideration the evaluation criteria below: Criteria Maximum Score 1. Experience/ Past Performance/References Scope of Services Cost of Services Safety/Quality Program 10 Total Score IDEMNIFICATION. Contractor/Vendor herby agrees to release, indemnify, defend and hold harmless InspireNOLA, it s Commissioners, officers, employees, subcontractors, successors, assigns and agents from and against any and all losses (including death), claims, liabilities, costs and expenses (including but not limited to all actions, proceeding, or investigation), caused by, relating to, based upon or arising out of any act or omission by 4

5 contractor, it s directors, officers, employees, subcontractors, successors, assigns or agents, or otherwise in connection with its acceptance, of the performance, or nonperformance, of its obligations under this agreements. 14. WORKERS' COMPENSATION INSURANCE. Contractor shall maintain workers compensation as required by law covering all Contractor employees in connection with the services outlined in this Agreement. 15. INSURANCE. Contractor, at its expense, shall maintain at all times during the term of this Agreement, including any renewal, the following insurance policies: (a) commercial general liability insurance with limits to be set by InspireNOLA from time to time but in any event not less than $1,000,000 combined single limit for personal injury, sickness or death or for damage to or destruction of property for any one occurrence; (b) comprehensive automobile insurance for all owned, hired, rented and non-owned trucks, vans, buses and/or automobiles, with limits not less than $1 million combined single limit for bodily injury and/or property damage; (c) umbrella liability insurance written in excess of the coverages provided by the insurance policies described in subsections (a) and (b), with a combined single limit not less than $2,000,000 for each occurrence of bodily injury and/or property damage; (d) Workers Compensation and Occupational Disease Insurance in accordance with the laws of the State of Louisiana, with a waiver of subrogation, and Employer's Liability Insurance with limits of liability of not less than (i) $500, for bodily injury by accident for each accident; (ii) $500, for bodily injury by disease for each employee; and (iii) $500, aggregate liability for disease; and (e) insurance against such other risks and in such other amounts as InspireNOLA may from time to time require. The form of all such policies and deductibles thereunder shall be issued by insurers with an A.M. Best rating of A- VIII. The policies required by subsections (a) and (c) herein shall name InspireNOLA as an additional insured on a primary and not contributory basis, shall contain a waiver of subrogation, and shall require at least thirty (30) days prior written notice to InspireNOLA of termination or material modification. Contractor shall, at least ten (10) days prior to the Commencement Date, and within ten (10) days prior to the expiration of each such policy, deliver to InspireNOLA certificates evidencing the foregoing insurance or renewal thereof, as the case may be. Such certificate of Insurance must clearly contain language to the following effect: InspireNOLA Charter Schools is named as an additional insured with respect to General Liability. All such coverage shall be primary and not contributory and shall contain a waiver of any rights of subrogation thereunder. The additional insured shall receive at least thirty (30) days prior written notice of termination or modification. Certificates received without this language will be rejected. The certificates holder should be listed as: InspireNOLA Charter Schools; and the address should be shown as: 3520 General DeGaulle Dr., New Orleans, LA INVOICES AND PAYMENT TERMS. All invoices must include the contract number and date of invoice. Failure to comply may result in delayed payments. The payment terms are NET 30 days unless a cash discount is allowed for payment within not less than twenty (20) days. 17. LEGAL REQUIREMENTS. Federal, State, and local ordinances, rules and regulations, and policies shall govern development, submittal and evaluation of quote and disputes about quotes. Lack of knowledge by any Vendor about applicable law is not a defense. 18. ASSIGNMENT. Any contract awarded shall not be assignable by the Vendor without the express written approval of InspireNOLA, and shall not become an asset in any bankruptcy, receivership or guardianship proceedings. 19. REJECTION OF BID. Bids may be considered irregular and may be rejected if they show omissions, alternations of form, additions not called for, conditions, limitations, unauthorized alternate bids or other irregularities of any kind. InspireNOLA reserves the right to waive minor technicalities or irregularities of bids. 5

6 20. TERMINATION. In the event any of the provisions of the contract are violated, InspireNOLA may serve written notice of its intention to terminate the contract. Such notice will state the reason(s) for such intention, and unless within then (10) days after serving notice upon the contractor, such violation has ceased and satisfactory arrangements for correction made, the contract shall, upon expiration often (10) days, be terminated. Further, InspireNOLA reserves the right to terminate for its convenience any contract in whole or in part upon giving thirty (30) days prior written notice to the other party. 21. DEBARMENT. If a Bidder is presently debarred, suspended, proposed for debarment, declared ineligible, or otherwise excluded from doing business with any government agency which prohibits your firm from participating in any procurement, the Bidder must provide InspireNOLA with that information as part of its response to this solicitation. Failure to fully and truthfully provide the information required, may result in the disqualification of your bid from consideration or termination of the purchase order, once awarded. SIGNITURE BELOW IS THAT OF A PERSON AUTHORIZED TO SIGN CONTRACTS FOR THE QUOTING COMPANY WHO HAS READ, UNDERTAND, AND AGREES TO COMPLY WITH THE ABOVE GENERAL TERMS AND CONDITIONS. COMPANY: SIGNATURE: NAME: TITLE: DATE: THIS SIGNED FORM MUST BE SUBMITTED WITH YOUR BID, FAILURE TO DO SO MAY RESULT IN YOUR BID BEING FOUND NON-RESPONSIVE. 6

7 1. Overview HVAC Maintenance Scope of Services The selected Contractor shall provide a comprehensive HVAC Maintenance Program for Alice M. Harte and Andrew H. Wilson schools (through InspireNOLA Charter Schools) which includes HVAC maintenance operations as well as the management of such operations. This is a one (1) year contract only, as InspireNOLA intends to extend an RFP in April of 2016 for all InspireNOLA schools. Contractor shall provide services and management of proposed services and confirm in their proposal, that they meet all requirements of this Scope of Services. 2. Task and Services The intent of a Request for Proposals of this Scope of Services and any resulting contract is to obtain the services of a qualified contractor(s) to provide comprehensive HVAC maintenance and repair services (hereinafter Maintenance Services ). Contractor shall implement and maintain effective programs for the standardization of HVAC maintenance services. HVAC maintenance services shall be carried out consistently to maintain sustainability and longevity of equipment, and a healthy environment throughout all facility areas paying particular attention to temperature, humidity, and indoor air quality. The selected contractor shall implement an HVAC maintenance management program for the school facilities that will provide service to InspireNOLA facilities and include but not be limited to the following: A. Contractor shall implement and maintain effective programs for the standardization of maintenance operations of all HVAC systems and equipment at the designated school facility. The program shall be designed to promote the sustainability of equipment and buildings, reduce untimely breakdowns, control costs, and meet emergencies. B. Provide all management, production, and technical personnel as may be required to efficiently and expertly perform the HVAC maintenance duties. C. Provide training, management and direction of all maintenance personnel in the performance of their respective duties. D. Provide the necessary supplies and equipment for the maintenance staff to use in proper performance of their duties as part of the HVAC maintenance program. E. Provide work schedules and project schedules. F. Provide on-demand cost estimates for appropriate HVAC repair services as requested by the Charter organization. G. Contractor shall timely respond to requests for repair services. Response times for service requests are defined below: 7

8 Urgent This type of repair work request is such that failure to act immediately will endanger people or the operation. Procedures for urgent corrective action are by the fastest means with anticipated response within four (4) hours. Routine This type of maintenance work request is such that the main function of the operation or people will not be significantly affected. Response time will be seventy-two hours or less. H. Contractor shall perform required HVAC maintenance on Harte and Wilson schools considering the following guidelines: 1) Preventive Maintenance: The contractor shall perform original equipment manufacturers recommended scheduled maintenance on all HVAC systems (with noted exceptions) within or on school property. Preventive maintenance services shall also include replacing and/or adjusting belts as needed, lubricating bearings, replacing filters, cleaning coils and drains, adjusting thermostats, exercising equipment, and inspecting functional operations of equipment to assure long term operations. The contractor shall not in any way perform any service that will void the original manufacturer s warranty. 2) First Response and Identification of Warranty repair by others: The contractor shall provide identification of problems associated with equipment under warranty by others. Warranty issues shall be forwarded to the InspireNOLA Chief of Operations. In all instances, contractors work shall be warrantied for a minimum of thirty (30) days. 3) Corrective Maintenance: For new facilities, repairs will be accomplished under warranty by the original equipment manufacturer and/or installing contractor. Any items that require repair that are not covered under warranty shall be quoted by the Maintenance Contractor for approval by the InspireNOLA Chief of Operations. 4) HVAC Inspections: During the course of performing Preventive Maintenance, the Contractor shall provide inspection services on the HVAC systems. These services include but are not limited to: i. Testing for excessive vibration, motor winding resistance, refrigerant charge, safety controls operations, combustion and draft and proper operation of HVAC control systems. ii. Inspecting for worn, failed or doubtful parts, mountings, drive couplings, oil level, rotation, soot, flame composition and shape, pilot and igniter, adequate oil and refrigerant levels. iii. Testing, inspection, and preventive maintenance services shall be scheduled and performed, at a minimum, four times a year in the Winter, Spring, Summer and Fall but may include monthly service where required. 5) Remote and Local HVAC Control System monitoring and adjustment: When requested, the Contractor shall perform adjustments, via existing Building Automation System, or other control systems, of HVAC operations to maintain efficient operations. The Contractor may be requested to adjust operations schedules of equipment for seasonal conditions, or changes in occupied and unoccupied operations for specific school functions. At all times, HVAC operations schedules shall meet the requirements of the school administration s operational needs, however, HVAC equipment shall not be allowed to waste energy by operating outside of defined or scheduled operations schedules and environmental conditions. I. Administrative Specifications: 1) Supervision The Contractor shall provide an Account Manager residing in the Greater New Orleans area who exercises full management authority over all personnel and assume line management duties including: hiring, termination, task assignments, job description, scheduling, training, application of personnel policies, performance evaluations and direct 8

9 3. Deliverables labor hour justification. 2) Staff Interaction The Contractor s Account Manager shall proactively develop and maintain sound and professional working relationships with members of the Charter school s Administrative or Operations team. The Account Manager shall also ensure that all personnel associated with this contract have the ability to communicate with School Operations Manager (SOM) and the InspireNOLA Chief of Operations (COO) concerning the status of work performed at the school facility. 3) Maintenance Management System The Contractor s Account Manager shall maintain a maintenance and corrective work order system. The Contractor shall provide quarterly reports on all HVAC Maintenance and Corrective actions no less than 14 days after service has been performed. Copies of all reports shall be provided to the InspireNOLA COO. The contractor shall also maintain a system performance log on all refrigeration systems including chillers, condensing units, etc. to document performance of equipment for comparison to baseline performance to identify problems with equipment. 4) Energy Control On a semi-annual basis, the Contractor s Account Manager shall review prior energy usage history as provided by the school operator, and evaluate energy consumption and the activities affecting consumption. Specifically, the manager will: Initiate, coordinate, and emphasize conservation activities associated with maintenance of HVAC systems. Advise the SOM, and the InspireNOLA COO, on processes to identify avenues of energy conservation Provide that all activities associated with the maintenance of HVAC systems will minimize energy consumption while maintaining the indoor environment within standard levels 5) Code Compliance The Contractor s resident Account Manager shall be thoroughly familiar with local, state and federal codes, statutes and ordinances and make recommendations to the SOM, and the InspireNOLA COO, concerning compliance issues. Unless authorized by the InspireNOLA COO, Contractor shall not disable any controlling device or safety to manually make any equipment operate, except for troubleshooting activities. HVAC Maintenance Quality Assurance System -- The Contractor shall provide the SOM, and the InspireNOLA Chief of Operations, its quality assurance inspection system. The Contractor shall provide the SOM and the InspireNOLA COO with quality control inspection reports as part of the quarterly maintenance management report. Policies and Procedures The Contractor s Account Manager shall develop, present, publish and apply the policies and procedures appropriate which are necessary to the HVAC maintenance function. Examples include: Emergency Call-In List Assignment Accountability Time Accountability Preventive Maintenance Procedures Inspection / QA Records Personnel & Safety Policies 9

10 Reporting - The Contractor s Account Manager shall issue such quarterly (or monthly as appropriate) reports to fully apprise administration of current and planned activities, performance of equipment (using data logged by contractor), and areas of concern. Operations & Maintenance (O&M) Manuals The Contractor shall obtain, maintain, and update a library of HVAC Operations & Maintenance Manuals for all HVAC systems and which reflects specific areas of concern by building where indicated. These O&M manuals shall be housed at each school and made available to the InspireNOLA COO. Final copies shall be approved by the InspireNOLA COO. Alice Harte will have its O&M manual provided to InspireNOLA by the construction General Contractor, since its HVAC system is less than 12 months old. These manuals shall be made available to the Maintenance Contractor and shall be stored at the school site for use by the Maintenance Contractors. Maintenance Contractor shall not remove any O&M manuals from the school premises. Performance Contractor s HVAC maintenance management personnel shall routinely conduct site program status reviews and provide quarterly written reports to the Charter Organizations with copies to the SOM and InspireNOLA. The Account manager shall periodically meet with the SOM and the InspireNOLA COO. 4. Functional Requirements A. Contractor shall provide: 1. Their own office spaces, office supplies, and office equipment. 2. Their own utilities. 3. Their own vehicles, insurance, fuel, oil products, and vehicle maintenance. 4. All cleaning supplies routinely used in the performance of HVAC maintenance functions in sufficient quantities to maintain systems. These are supplies not intended for use in custodial functions. 5. All equipment required to maintain and repair HVAC systems. 6. All tools to perform required tasks. B. Whenever possible, the school will provide areas for storage of Contractor s supplies and equipment at the school (filters, belts, cleaning supplies, etc.). The storage areas shall be maintained by Contractor in a clean, orderly, safe and secure condition at all times. 5. Technical Requirements A. Scheduling - InspireNOLA, working with the Contractor, will designate the time during which the school facility shall be serviced. B. Emergency Service - Contractor shall be available to provide emergency services 24 hours a day, 365 days a year on a Task Order basis. Contractor shall respond to any and all emergency service requests from InspireNOLA within four (4) hours of the emergency request. C. Equipment Shutdown - Contractor shall not shut down any equipment unless permission is obtained from InspireNOLA s COO. D. Inspections - In order to monitor the quality of work performed by Contractor, the school and/or the InspireNOLA COO shall conduct random inspections on all HVAC systems. 10

11 E. Personnel - Contractor shall maintain adequate staffing at all times to ensure high quality HVAC maintenance services operations, including expert personnel for administration, purchasing, equipment consulting, technical services, and supervision of HVAC maintenance and repairs. 1) Only those personnel who have been properly trained shall be assigned duties under this contract. Contractor s personnel, including sub-contracted personnel, performing maintenance on HVAC equipment shall be factory trained to perform such maintenance on the specific HVAC equipment which may include chillers (air-cooled, water-cooled, or magnetic bearing chillers); air-units with energy recovery wheels; variable speed drives; pumps; DDC controls including actuators, controllers, and BAS operations software; D-X packaged or split systems including VRF systems; boilers; water systems components including valves and strainers; and all other equipment specific to the facility. Assurance of such training shall be incorporated in the Contractor s Proposal, and documentation of such training, shall be submitted at time of contract award. If maintenance contractor does not provide verifiable documentation of factory trained personnel assigned to perform the maintenance tasks, InspireNOLA will not allow a contract with this service provider. 2) All personnel shall be dressed in a manner authorized by the contractor. The personnel shall be neat and clean in appearance at all times. Uniforms with company Logo and name tags shall be required and furnished by contractor and worn at all times. F. All employees of the Contractor assigned to tasks at schools, including periodic assignments, must undergo annual background checks at Contractor expense. These background checks include, but not limited to, a criminal background check by the FBI, written authorization ensuring the ability to legally work in the United States from the Social Security Administration, and a Drug Test from an authorized testing group. G. The Contractor s Account Manager shall be aggressive in monitoring safety issues in full support of the InspireNOLA requirement to provide safely maintained and secure facilities. H. Contractor shall specifically perform and monitor the following functions: 1. Routine review and document inspections of HVAC systems. 2. Provide recommendations to the InspireNOLA COO concerning life safety procedures. 3. Provide assistance to the InspireNOLA COO with respect to its policies, procedures, designs, equipment and furnishings to facilitate compliance with applicable building codes, fire prevention codes, occupational safety and health codes and standards, and applicable Life Safety Codes. 4. Periodically monitor environment conditions in all identified facilities to ensure that HVAC equipment is maintaining the ASHRAE Indoor Environment standards for temperature, relative humidity and carbon dioxide (CO 2 ). If systems are not able to maintain this standard, Contractor shall provide a corrective action plan for review by InspireNOLA. 5. Within the first 30 days of award, the contractor shall develop a comprehensive Preventive Maintenance Plan for HVAC systems acceptable to the SOM and the InspireNOLA COO. This Preventive Maintenance Plan shall include, at a minimum, the equipment manufacturer s recommended tasks and schedules. 6. Project Requirements The Contractor shall undertake HVAC maintenance and operations activities. These activities are those planned for the normal functioning of all maintenance processes needed to maintain 11

12 dependable performance of each school s HVAC equipment, during normal hours of operation and emergency response during other times. It shall be the responsibility of the contractor to provide maintenance services for the individual locations. A minimum acceptable basic guideline of trade activities and services is provided below: 1. HVAC Electrical: a) Maintain HVAC motors up to 480 volts. b) Maintain HVAC controls including starters, relays, digital controls (DDC) and Building Automation Systems. c) Maintain Variable Frequency Drives (VFD) d) Maintain necessary electrical wiring, controls (including thermostats), and electrical/electronic systems for the function of HVAC equipment. 2. HVAC Mechanical: a) Maintain digital and/or pneumatic controls, VAV terminal units (where appropriate) and chilled/hot water valves and actuators, as required for the efficient operation of HVAC systems. b) Maintain V-belts, shafts, sheaves and bearings. c) Provide general lubrication as needed. d) Maintain motors, pumps, and couplings. e) Maintain and/or replace minor mechanical parts as needed. f) Provide annual combustion analysis, inspection, cleaning, and required adjustments on boilers and heaters. g) Maintain adequate refrigerant levels in all HVAC equipment (on a cost plus fee basis). h) Clean all evaporator and condenser coils once per year or more frequently as necessary. i) Clean all cooling towers once per year including tower sumps. j) Mechanically clean condenser tubes on all water cooled chillers once per year. k) Mechanically clean strainers on chillers, pumps, and coils once per year. l) Provide adequate water treatment systems on all chillers cooling towers, evaporator barrels, and boilers including repair/replacement of injection pumps and controls, and provide all water treatment chemicals (unless specifically provided by others and removed from this SOW by InspireNOLA) m) Replace air-filters as per the following: Return air filters shall be a minimum efficiency of Merv 8 and replaced quarterly Outdoor air filters shall be a minimum efficiency of Merv 13 and replaced monthly 12