20-1. N a r r o l i n e D o u b l e - H u n g W i n d o w s

Transcription

1 N a r r o l i n e D o u b l e - H u n g W i n d o w s Slim frame and sash profile maximize the field of view. Excellent for creating large window combinations. Low maintenance. Contents Narroline Double-Hung Windows Basic Unit Details - Narroline Double-Hung Windows Basic Unit Details - Narroline Transom Windows Options / Accessories Grilles Stools and Extension s for Narroline Basic Units Stools and Extension s for Narroline Transom Units Stop and Stool Combination Unit Joining Details Anchoring Methods Suggested Product Applications Circle Top for Narroline Double-Hung Windows Basic Unit Details Circle Top Basic Unit Options / Accessories Grilles Extension s Trim Options and Applications Plinth Blocks Interior Casing Joining Details Anchoring Methods Suggested Product Applications A R C H I T E C T U R A L D E T A I L F I L E 20-1

2 Basic Unit Details - Narroline Double-Hung Window Basic Unit N a r r o l i n e D o u b l e - H u n g W i n d o w s 1-5/16" (33) 4-1/2" (114) 15/32" (12) 1-3/16" (30) 1-5/8" (41) 1-7/16" (37) Check Rail stool insect screen 2- (61) 1-13/16" (46) 1/2" (13) 11/16" (17) 1-7/8" (48) 2-1/4" (57) 1/2" (13) 7/8" (22) 1-23/32" (44) Lower sash 1-23/32" (44) 7/8" (22) 1/8"(3) Upper sash 1-7/16" (37) Clear Opening 1-7/16" (37) 1/4" (6) Unit Dimension 1/4" (6) Rough Opening 20-2 A R C H I T E C T U R A L D E T A I L F I L E

3 Basic Unit Details - Narroline Transom (TR) Window Transom Unit N a r r o l i n e D o u b l e - H u n g W i n d o w s 1-5/16" (33) 4-1/2" (114) 1-5/16" (33) 4-1/2" (114) 15/32" (12) 15/32" (12) 1-3/16" (30) 1-3/16" (30) 13/16" (21) 1-5/8" (41) 13/16" (21) 1-5/8" (41) Glass Height wood filler Glass Height Reduced bottom rail wood filler 1-11/16" (43) 1" (25) 2-1/4" (57) 2-1/4" (57) 1/2" (13) 1/2" (13) Transom Unit Transom TR10 Size Unit 7/8" (22) 1/8" (3) 4-1/2" (114) 1-5/16" (33) 2-5/8" (67) Glass 2-5/8" (67) Unit Dimension 1/4" (6) 1/4" (6) Rough Opening Transom Units A R C H I T E C T U R A L D E T A I L F I L E 20-3

4 N a r r o l i n e D o u b l e - H u n g W i n d o w s Standard Grille Options / Accessories Contact an Andersen Representative for project specific grille options. 200 Series Grille Options Removable Interior Andersen Finelight Grilles-Between-the-Glass Grille Profiles Scale = Full Removable Interior Wood Grille Profiles (chamfer profile). 7/16" 7/16" 7/16" 3/4" 7/8" 1-1/8" Andersen Finelight Grilles-Between-the-Glass 3/4" Window Profile 1/2" 1" Patio Door Profile 20-4 A R C H I T E C T U R A L D E T A I L F I L E

5 N a r r o l i n e D o u b l e - H u n g W i n d o w s Options / Accessories Stools and Extension s for Narroline Basic Unit 7-1/8" (181) 6-9/16" (167) 5-1/4" (133) 4-9/16" (116) Extension s (Modified tilt-wash extension jambs with tongue removed.) 3/4" (19) 5-1/4" (133) 6-9/16" (167) 23/32" (18) 11/16" (17) 11/16" (17) 2-1/32" (52) 7-1/8" (181) 11/16" (17) 2-19/32" (66) Narroline Stool [For wall thicknesses up to 5-1/4" (133).] 2- (60) 11/16" (17) 1-7/8" (48) Modified tilt-wash stool with tongue removed. [For wall thicknesses up to 7-1/8" (181).] 1-7/8" (48) Andersen Narroline window stool sill stop & stool 3-27/32" (98) 3-1/4" (83) 6-9/16" (167) 7-1/8" (181) 4-9/16" (116) 5-1/4" (133) A R C H I T E C T U R A L D E T A I L F I L E 20-5

6 N a r r o l i n e D o u b l e - H u n g W i n d o w s Options / Accessories Stools and Extension s for Narroline Transom and Sidelight Units 7-1/8" (181) 6-9/16" (167) 5-1/4" (133) 4-9/16" (116) Extension s (Modified tilt-wash extension jambs with tongue removed.) 3/4" (19) 5-1/4" (133) 23/32" (18) 11/16" (17) 6-9/16" (167) 11/16" (17) 2-1/32" (52) 7-1/8" (181) 11/16" (17) 2-19/32" (66) Narroline Stool [For wall thicknesses up to 5-1/4" (133).] 2- (60) 11/16" (17) 1-7/8" (48) Modified tilt-wash stool with tongue removed. [For wall thicknesses up to 7-1/8" (181).] 1-7/8" (48) Andersen Narroline window stool sill stop & stool 3-27/32" (98) 3-1/4" (83) 6-9/16" (167) 7-1/8" (181) 4-9/16" (116) 5-1/4" (133) 20-6 A R C H I T E C T U R A L D E T A I L F I L E

7 N a r r o l i n e D o u b l e - H u n g W i n d o w s Options / Accessories Stop and Stool 1/2" (6) sill stop 1-27/32" (47) 3/16" (5) 11/16" (17) pine stool Stop Pine Stool Note: Without 1/2 sill stop or stool, Narroline unit has no design pressure rating. 3/4" (19) high inside sill stop and sash lift upgrade. 3/4" (19) high inside sill stop and sash lift upgrade. stool set in sealant. sill stop Stop DP Upgrade Stop DP Upgrade with Andersen Stool A R C H I T E C T U R A L D E T A I L F I L E 20-7

8 N a r r o l i n e D o u b l e - H u n g W i n d o w s Options / Accessories Combination Unit 1-5/16" (33) 4-1/2" (114) At - Outer frame of combination unit fits into head jamb window unit. Hinges fastened to the exterior of the head jamb enables easy cleaning of the sill. At Check Rail - Strong aluminum check rail with stationary storm panel, insect screen and lower operating panel. Hinge member At - Storm panel operates on smooth vinyl channels within the side stile frame members. Insect screen is located outside the storm panel. At - Combination unit frame bottom rail with insect screen in place and operating lower panel in closed position. Complete unit furnished by Andersen, not applied to window unit. Combination unit for triple glazing Stationary upper storm panel Insect screen Check Rail Andersen stool Operating lower panel Combination unit 20-8 A R C H I T E C T U R A L D E T A I L F I L E

9 Joining Details Narroline Double-Hung to Narroline Double-Hung N a r r o l i n e D o u b l e - H u n g W i n d o w s interior trim strip Joining Details Narroline Transom to Narroline Transom interior trim strip mullion spacer narrow mullion spacer 1/16" (2) exterior vinyl trim strip set in continuous bead of sealant each side 1/16" (2) exterior vinyl trim strip set in continuous bead of sealant each side Non-Reinforced Mullion Non-Reinforced Mullion 1-1/2" casing (2" modified) 1-1/2" casing (2" modified) spacer block spacer block steel reinforced join steel reinforced join exterior vinyl trim strip set in continuous bead of sealant each side exterior vinyl trim strip set in continuous bead of sealant each side 1/16" (2) 1/16" (2) Steel Reinforced Mullion Steel Reinforced Mullion Interior trim by others Structural support by others Interior trim by others Structural support by others 2" (51) 2" Support Mullion 2" support mullion wood filler 2" support mullion trim strip set in continuous bead of sealant each side 2" (51) 2" Support Mullion 2" support mullion wood filler 2" support mullion trim strip set in continuous bead of sealant each side Joining Compatibilty Many units are designed to be joined with other Andersen units in a variety of non-reinforced and reinforced combinations. Other combination types and joining methods can be viewed in the Product Guide for Professionals, in Andersen Window Studio software, and by visiting Combination designs should always be checked for design pressure performance requirements to ensure the appropriate joining method is specified. A R C H I T E C T U R A L D E T A I L F I L E 20-9

10 Joining Details N a r r o l i n e D o u b l e - H u n g W i n d o w s Narroline Transom (TR) over Narroline Double-Hung Window 1-5/16" (33) 4-1/2" (114) 15/32" (12) 1-3/16" (30) 13/16" (21) 1-5/8" (41) Narroline Unit Dimension + Narroline Transom Unit - = Overall Unit Dimension 1/8" (3) Transom 1/8" (3) 1-11/16" (43) 2-1/4" (57) 1-3/16" (30) 1-5/8" (41) 1-13/16" (46) 1/2" (13) 2-1/4" (57) 1/2" (13) A R C H I T E C T U R A L D E T A I L F I L E

11 Anchoring Methods Installation Flange Standard application of installation flanges as shipped from Andersen to be used for 4-1/2" (114mm) wall construction. Narroline doublehung window is secured in the opening by using threaded fasteners through the installation flange. N a r r o l i n e D o u b l e - H u n g W i n d o w s Installation Flange (Reversed Position) Regular installation flange in reverse position to accommodate a 4-1/8" (105mm) wall. 1/2" (13) 4-1/2" (114) 3-1/2" (89) 4-1/8" (105) 1/2" (13) Clip Double-hung window unit secured in opening by others using 302 stainless steel sheet metal jamb clips and stainless steel screws. Bend the jamb clips to secure unit fit in opening. Installation flange can be cut or removed as required to accommodate the jamb clips. Threaded Masonr y Fastener / Expansion Sleeve Narroline double-hung window is secured in the opening by removing the sash stop and drilling through the side jamb into the masonry. APPLICATION: First secure jamb clip to back side of window unit jamb(s) Apply 1' from corners of head jamb, sill and side jambs Space jamb clips evenly (maximum distance apart 32" on center) clip lateral design load capacity: maximum 200 lb. clip Score markings for bending Threaded fastener (furnished by others) 1-1/2" (38) 3" (76) 3/16" (5) Make sure that the unit frame parts do not become bowed when using anchoring methods. Unit will not operate properly if frame parts are stressed. A R C H I T E C T U R A L D E T A I L F I L E 20-11

12 Suggested Product Applications Types Installation flange all around Scale 1-1/2" = 1'-0" (1:8) N a r r o l i n e D o u b l e - H u n g W i n d o w s Remove installation flange at head 1/4" (6) Rgh. Opg. 1/4" (6) Rgh. Opg. Installation flange all around Wood Siding / 2 x 4 Wood Stud Framing 1/2" (13)* minimum *1/2" (13) minimum to accommodate differential shrinkage/expansion when brick is used with wood framing. Brick Veneer / 2 x 6" Metal Stud Framing 1/4" (6) Rgh. Opg. Importance of Proper Installation Proper installation and maintenance of products are essential if optimum performance is to be fully attained. Written installation instructions which provide guidelines for proper installation are available for Andersen products from your local Andersen supplier or by writing to: Andersen Windows, Inc., Box 12, Bayport, MN or by visiting our website at Remember that every installation is different. Andersen strongly recommends consultation with an Andersen product representative and with an experienced contractor, architect, or structural engineer prior to the installation of any Andersen product. Installation of Andersen products, including method of attachment, fastener selection, and code compliance is the sole responsibility of the architect, building owner, contractor, and/or consumer. Construction by Others Andersen Corporation is not responsible for the design of, conditions in, or performance of, adjacent wall or roof construction beyond the perimeter of the Andersen units. Proper integration of the Andersen units with the weather-repellent system of the building is the responsibility of others. Installation flange all around Membrane flashing over installation flange (by others) E.I.F.S. / Concrete Masonr y Unit (CMU) NOTE: Where E.I.F.S. wall finish is adjacent to window units, contact E.I.F.S. manufacturer for installation instructions, including the use of appropriate flashing, the proper use of sealant and backer rod, and the proper width of sealant joint around the perimeter of the window. NOTE: Leave adequate clearance between sill and masonry for caulking and dimensional change of framework. Installation flange may be removed where construction sequence/ detailing requires no flange A R C H I T E C T U R A L D E T A I L F I L E

13 N a r r o l i n e D o u b l e - H u n g W i n d o w s Suggested Product Applications Types Scale 1-1/2" = 1'-0" (1:8) auxiliary casing auxiliary casing vinyl trim board Existing frame wall Installation flange at head and jambs 1/4" (6) Rgh. Opg. 1/4" (6) Rgh. Opg. 1/4" (6) Rgh. Opg. Installation flange all around Installation flange all around Brick / Concrete Masonry Unit (CMU) Remove installation flange at sill Stucco / Concrete Masonry Unit (CMU) Inset Window Existing Stud vinyl trim board. Trim to fit as required. Finish trimmed edge with Andersen rigid vinyl channel 1/4" (6) Rgh. Opg. Existing masonry wall Importance of Proper Installation Proper installation and maintenance of products are essential if optimum performance is to be fully attained. Written installation instructions which provide guidelines for proper installation are available for Andersen products from your local Andersen supplier or by writing to: Andersen Windows, Inc., Box 12, Bayport, MN or by visiting our website at Remember that every installation is different. Andersen strongly recommends consultation with an Andersen product representative and with an experienced contractor, architect, or structural engineer prior to the installation of any Andersen product. Installation of Andersen products, including method of attachment, fastener selection, and code compliance is the sole responsibility of the architect, building owner, contractor, and/or consumer. Construction by Others Installation flange all around Andersen Corporation is not responsible for the design of, conditions in, or performance of, adjacent wall or roof construction beyond the perimeter of the Andersen units. Proper integration of the Andersen units with the weather-repellent system of the building is the responsibility of others. NOTE: Where E.I.F.S. wall finish is adjacent to window units, contact E.I.F.S. manufacturer for installation instructions, including the use of appropriate flashing, the proper use of sealant and backer rod, and the proper width of sealant joint around the perimeter of the window. Existing Masonr y NOTE: Leave adequate clearance between sill and masonry for caulking and dimensional change of framework. Installation flange may be removed where construction sequence/ detailing requires no flange. A R C H I T E C T U R A L D E T A I L F I L E 20-13

14 S p e c i a l t y W i n d o w s Basic Unit Details Circle Top Basic Unit (for double-hung sizes) 1-5/16" (33) 4-1/2" (116) 13/16" (21) 7/16" (11) 1- (35) 2-5/8" (67) 1-1/16" (27) 7/16" (11) 9/16" (14) 5/16" (8) 2- (60) Extension s for Circle Top (double-hung size) Windows Andersen arched casing 2-9/16" (65) 7-1/8" Face: 2" (51) 6-9/16" Face: 11/16" (17) 3/4" (19) at curve 11/16" (17) at sill 5-1/4" 4-9/16" (116) 5-1/4" (133) 6-9/16" (167) 7-1/8" (181) Rough Opening 1/4" (6) Extension jambs available for 4-9/16" (116), 5-1/4" (133), 6-9/16" (167) or 7-1/8"(181) wall thickness. Other wall dimensions can be accommodated with extension jamb modification. 6-9/16" extension jamb is predrilled for easy application A R C H I T E C T U R A L D E T A I L F I L E

15 S p e c i a l t y W i n d o w s Standard Grille Options / Accessories Contact an Andersen Representative for project specific grille options. 200 Series Grille Options Removable Interior Andersen Finelight Grilles-Between-the-Glass Grille Profiles Scale = Full Removable Interior Wood Grille Profiles (chamfer profile). 7/16" 7/16" 7/16" 3/4" 7/8" 1-1/8" Andersen Finelight Grilles-Between-the-Glass 3/4" Window Profile 1/2" 1" Patio Door Profile A R C H I T E C T U R A L D E T A I L F I L E 20-15

16 S p e c i a l t y W i n d o w s Extension s for Circle Top (double-hung size) Windows Scale: 3 =1-0 (1:4) Andersen arched casing 2-9/16" (65) 7-1/8" Face: 2" (51) 6-9/16" Face: 11/16" (17) 3/4" (19) at curve 11/16" (17) at sill 5-1/4" 4-9/16" (116) 5-1/4" (133) 6-9/16" (167) 7-1/8" (181) Rough Opening 1/4" (6) Extension jambs available for 4-9/16" (116), 5-1/4" (133), 6-9/16" (167) or 7-1/8"(181) wall thickness. Other wall dimensions can be accommodated with extension jamb modification. 6-9/16" extension jamb is predrilled for easy application A R C H I T E C T U R A L D E T A I L F I L E

17 S p e c i a l t y W i n d o w s Trim Options and Applications Circle Top and Elliptical Windows Plinth Blocks Scale: Half Available in maple or oak. interior arch casing (Colonial or Ranch styles) transom casing plinth blocks Interior trim by others 2-7/8" (73mm) 1-1/8" R 3-7/8" (98mm) 1-1/2" R 2-7/8" (73mm) 7/8" (22mm) 3-7/8" (98mm) For use with 2-1/4" or 2-1/2" (57mm or 64mm) casing. For use with 3-1/2" (89mm) casing. 7/8" (22mm) A R C H I T E C T U R A L D E T A I L F I L E 20-17

18 S p e c i a l t y W i n d o w s Trim Options and Applications Circle Top and Elliptical Windows Interior Casing Scale: Full Available for all cur ved portions of windows. Ranch Style - WM /2" x 11/16" (64mm x 17mm) Available in select hardwoods. Ranch Style - WM /4" x 11/16" (57mm x 17mm) Available in select hardwoods. 5/32" (4mm) typical Colonial Style - WM /2" x 11/16" (64mm x 17mm) Available in select hardwoods. Colonial Style - WM /4" x 11/16" (57mm x 17mm) Available in select hardwoods. Colonial Style - WM /2" x 11/16" (89mm x 17mm) Available in select hardwoods.. 5/32" (4mm) typical Circle Top Windows (double-hung type) 5/32" (4mm) typical Circle Top Windows (casement/awning type), Circle and Oval Elliptical A R C H I T E C T U R A L D E T A I L F I L E

19 S p e c i a l t y W i n d o w s Joining Details Circle Top Window Circle Top Window over Narroline Double-Hung Window Circle Top Window over Circle Top Window (double-hung type) Circle Top Unit (for double-hung) Circle Top Unit Wood blocking by others Unit Dimension 1/8" (3) Unit Dimension minus 1/2" plinth block beyond 1-1/2" (38) casing trim strip set in continuous bead of sealant each side 1/8" (3) Unit Dimension UnitDimension Circle Top Unit plinth block beyond 1-1/2" (38) inside transom casing trim strip set in continuous bead of sealant each side Narroline Unit Non-Reinforced Transom For narrow wood joining material: Overall unit dimension height = the sum of the individual unit heights (10mm) Overall rough opening height = the sum of the individual unit heights (10mm) Non-Reinforced Joining Circle Top Unit (for double-hung) 5/16" (8) Unit Dimension UnitDimension minus 1/2" Double-hung screw locations no. 10 x 2-1/4" screw steel reinforced join 1-1/2" (38) casing (2" modified) Picture/transom screw locations No. 10 x 2-1/4" screw Narroline Unit Steel Reinforced Transom For narrow steel joining material: trimstrip set in continuous bead of sealant each side Overall unit dimension height = the sum of the individual unit heights 3/16" (5mm) Overall rough opening height = the sum of the individual unit heights 3/16" (5mm) Joining Compatibilty Many units are designed to be joined with other Andersen units in a variety of non-reinforced and reinforced combinations. Other combination types and joining methods can be viewed in the Product Guide for Professionals, in Andersen Window Studio software, and by visiting Combination designs should always be checked for design pressure performance requirements to ensure the appropriate joining method is specified. A R C H I T E C T U R A L D E T A I L F I L E 20-19

20 S p e c i a l t y W i n d o w s Anchoring Methods Circle Top, Elliptical, Circle and Oval Windows Installation Flange Window is secured in the opening by using threaded fasteners through the installation flange. Threaded Masonr y Fastener / Expansion Sleeve Window unit is secured in the opening by securing a side jamb clip to the unit, pre-drilling into masonry, inserting expansion sleeve, and driving flat head screw. Vinly flange to be cut, or removed, as required. Countersink and plug Exterior sheathing Installation flange Clip Circle Top (double-hung) or Elliptical Window Window unit secured in opening by others using 302 stainless steel sheet metal jamb clips and stainless steel screws. Bend the jamb clip to secure unit fit in opening. Installation flange can be cut as required to accommodate the jamb clip. APPLICATION: First secure jamb clip to back side of window unit jamb(s) Apply 1' from corners of head jamb, sill and side jambs Space jamb clips evenly (maximum distance apart 32" on center) clip lateral design load capacity: maximum 200 lb. Circle Top (double-hung) or Elliptical Window Expansion sleeve with flat head screw (furnished by others) Wood buck clip flat Circle Top (casement/awning), Circle or Oval Window auxiliary casing Make sure that the unit frame parts do not become bowed when using anchoring methods. Unit will not operate properly if frame parts are stressed A R C H I T E C T U R A L D E T A I L F I L E

21 Types Scale 1-1/2" = 1'-0" (1:8) S p e c i a l t y W i n d o w s Suggested Product Applications Circle Top, Elliptical, Circle and Oval Windows Installation flange all around 3/4" x 5-1/2" (19 x 140) vinyl trim board arch casing Remove installation flange all around Installation flange all around Transom Narroline window unit vinyl trim strip set in sealant Transom inside transom casing Narroline window unit Wood Siding / 2 x 4 Wood Stud Framing Brick Veneer / 2 x 6" Metal Stud Framing Importance of Proper Installation Installation flange all around Membrane flashing over installation flange (by others) Proper installation and maintenance of products are essential if optimum performance is to be fully attained. Written installation instructions which provide guidelines for proper installation are available for Andersen products from your local Andersen supplier or by writing to: Andersen Windows, Inc., Box 12, Bayport, MN or by visiting our website at Remember that every installation is different. Andersen strongly recommends consultation with an Andersen product representative and with an experienced contractor, architect, or structural engineer prior to the installation of any Andersen product. Installation of Andersen products, including method of attachment, fastener selection, and code compliance is the sole responsibility of the architect, building owner, contractor, and/or consumer. Construction by Others Andersen Corporation is not responsible for the design of, conditions in, or performance of, adjacent wall or roof construction beyond the perimeter of the Andersen units. Proper integration of the Andersen units with the weather-repellent system of the building is the responsibility of others. vinyl trim strip set in sealant Transom inside transom casing Narroline window unit NOTE: Where E.I.F.S. wall finish is adjacent to window units, contact E.I.F.S. manufacturer for installation instructions, including the use of appropriate flashing, the proper use of sealant and backer rod, and the proper width of sealant joint around the perimeter of the window. E.I.F.S. / Concrete Masonr y Unit (CMU) NOTE: Leave adequate clearance between sill and masonry for caulking and dimensional change of framework. Installation flange may be removed where construction sequence/ detailing requires no flange. A R C H I T E C T U R A L D E T A I L F I L E 20-21

22 Types Scale 1-1/2" = 1'-0" (1:8) S p e c i a l t y W i n d o w s Suggested Product Applications Circle Top, Elliptical, Circle and Oval Windows interior arch casing Existing frame wall vinyl trim strip set in sealant Transom inside transom casing Narroline window unit vinyl trim strip set in sealant Transom inside transom casing & plinth block Narroline window unit vinyl trim strip set in sealant Transom Narroline window unit inside transom casing & plinth blocks Brick / Concrete Masonry Unit (CMU) Stucco / Concrete Masonry Unit (CMU) Inset Window Existing Stud Importance of Proper Installation Existing masonry wall arched extension jamb trimmed to fit Proper installation and maintenance of products are essential if optimum performance is to be fully attained. Written installation instructions which provide guidelines for proper installation are available for Andersen products from your local Andersen supplier or by writing to: Andersen Windows, Inc., Box 12, Bayport, MN or by visiting our website at Remember that every installation is different. Andersen strongly recommends consultation with an Andersen product representative and with an experienced contractor, architect, or structural engineer prior to the installation of any Andersen product. Installation of Andersen products, including method of attachment, fastener selection, and code compliance is the sole responsibility of the architect, building owner, contractor, and/or consumer. Construction by Others Andersen Corporation is not responsible for the design of, conditions in, or performance of, adjacent wall or roof construction beyond the perimeter of the Andersen units. Proper integration of the Andersen units with the weather-repellent system of the building is the responsibility of others. vinyl trim strip set in sealant Transom inside transom casing & plinth blocks Narroline window unit NOTE: Where E.I.F.S. wall finish is adjacent to window units, contact E.I.F.S. manufacturer for installation instructions, including the use of appropriate flashing, the proper use of sealant and backer rod, and the proper width of sealant joint around the perimeter of the window. Existing Masonr y NOTE: Leave adequate clearance between sill and masonry for caulking and dimensional change of framework. Installation flange may be removed where construction sequence/ detailing requires no flange A R C H I T E C T U R A L D E T A I L F I L E