NOTE ** This section is based on products manufactured by Architectural Grille, at the following address:
NOTE ** 77 Fourteenth Street
NOTE ** Brooklyn, NY 11215
NOTE ** Tel: (718) 832-1200 or (800) 387-6267 (outside New York)
NOTE ** Fax: (718) 832-1390
NOTE ** e-mail: ag@archgrille.com
NOTE ** web: www.archgrille.com
NOTE **
NOTE ** Architectural Grille manufactures custom bar grilles, perforated grilles, and eggcrate grilles, as well as other custom products including made to order grilles using the Waterjet System. Materials include aluminum, brass, bronze, steel, and stainless steel. Consult manufacturer for custom designs, fabrications, materials, and finishes.
NOTE **
NOTE ** SECTION 05700 - ORNAMENTAL METAL, Copyright 1998, The Architect's Catalog, Inc.
PART 1 GENERAL
1.1 SECTION INCLUDES
NOTE ** Delete items below not required for project.
A. Bar Grilles.
B. Perforated Sheet Metal Grilles.
C. Eggcrate Grilles.
D. Waterjet Grilles.
E. Round Perforated Grilles.
F. Progressive Louvers.
G. Radiator Covers.
H. Equipment Plates.
1.2 RELATED SECTIONS
NOTE ** Delete any sections below not relevant to this project; add others as required.
A. Section 05500 - Metal Fabrications.
B. Section 06400 - Architectural Woodwork.
C. Section 08100 - Metal Door Frames.
D. Section 08710 - Door Hardware.
E. Section 09260 - Gypsum Board Systems.
F. Section 15800 - Air Distribution.
1.3 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Shop Drawings: Submit the following:
NOTE ** Delete following paragraph if no products requiring templates for fabrication are specified.
1. Full size templates for products requiring templates for fabrication.
2. Drawings indicating locations of products of this section in project.
3. Drawings and details indicating sizes, materials and thicknesses, fabrication and installation techniques, provisions for reinforcement and anchoring.
C. Verification Samples: For each metal, metal thickness, finish, and pattern specified, two 6 inch square samples.
1.4 DELIVERY, STORAGE, AND HANDLING
A. Packing, Shipping, Handling and Unloading: Pack products of this section to prevent damage to products and finishes.
B. Storage and Protection:
1. Store products of this section in manufacturer's unopened packaging until installation.
2. Maintain dry, heated storage area for products of this section until installation of products.
NOTE ** Delete following Article if no products requiring templates for fabrication are specified.
1.5 SCHEDULING
A. Supply full size templates for products requiring templates for fabrication to manufacturer of products of this section in time for scheduled fabrication.
NOTE ** Delete one of the two paragraphs below; coordinate with Division 1 requirements.
B. Requests for substitutions will be considered in accordance with provisions of Section 01600.
C. Substitutions: Not permitted.
2.2 MANUFACTURED UNITS
NOTE ** Delete all but one of the following four paragraphs describing grille core type; if more than one type or finish is required, copy Bar Grilles paragraph, designate bar grille types, and coordinate types with drawings.
A. Bar Grilles:
NOTE ** Insert required bar spacing if specifying Type AG10 core - 1/4 inch, 3/8 inch, and 1/2 inch center available.
1. Core: Type AG10; 1/8 thick by 3/4 inch deep rectangular metal bars spaced ___ inch on center, interlocked and welded to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
2. Core: Type AG20; 3/4 inch deep rectangular metal bars, cross-section flared 15 degrees one side, 1/4 inch thick across flared face, spaced 1/2 inch on center, interlocked and welded to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
3. Core: Type AG30; 3/4 inch deep rectangular metal bars, cross-section flared 15 degrees both sides, 1/4 inch thick across flared face, spaced 1/2 inch on center, interlocked and welded to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
4. Core: Type AG40; 1/8 inch thick by 3/4 inch deep rectangular metal bars, ends milled to 16-degree bevel, spaced 3/8 inch on center, interlocked and welded at 16-degree incline from perpendicular to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
5. Core: Type AG50; 3/4 inch deep rectangular metal bars, cross-section flared 15 degrees on side, 3/16 inch thick across flared face, spaced 1/2 inch on center, interlocked and welded to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
6. Core: Type AG60; 3/4 inch deep rectangular/round metal bars, cross-section flared into a 1/4 inch round, spaced 1/2 inch on center, interlocked and welded to 1/8 thick by 1/2 inch deep rectangular metal bar crosspieces spaced 10 inches on center.
NOTE ** Insert metal and finish selections in following two paragraphs; core types AG10, AG20, AG30, AG40, AG50, and AG60 are available in aluminum and bronze only.
NOTE ** Delete two of the following three frame types specified in paragraphs below; delete all three if frame not required.
9. Frame: Type A, semi-concealed; 7/8 inch by 1/2 inch by 1/8 inch cross-section angle, inside of 1/2 inch leg welded to back side of grille at crosspieces.
10. Frame: Type B, full face frame; 3/4 inch by 3/4 inch by 1/8 inch cross-section angle, back side of one angle leg welded to edge of grille at crosspieces, 3/4 inch face frame.
11. Frame: Type C, reinforced full face frame; 3/4 inch by 7/8 inch by 5/8 inch by 1/8 inch cross-section zee, inside of 5/8 inch leg welded to back side of grille at crosspieces, 3/4 inch face frame.
NOTE ** Specify horizontal or vertical installation, or both, in following paragraph; delete both if not required.
12. Mitered Corner Sections: Fabricate welded mitered corner sections to match sections of straight bar grille units for ___________ installation.
NOTE ** Specify horizontal or vertical installation, or both, in following paragraph; delete both if not required. Curved sections not available for Type AG40 core.
13. Curved Sections: Fabricate curved sections in accordance with supplied templates to match sections of straight bar grille units for ___________ installation.
NOTE ** Delete following paragraph if not required.
14. Access Door: Fabricate concealed, pivoting access door matching core at locations indicated.
NOTE ** Delete one of the two following paragraphs. Insert Type if first paragraph is used; Type 114 tabs are for use with frame types A or C, Type 115 tabs are for use with frameless core or frame type B; method in second paragraph can be used with frame types A or C.
15. Fastening Devices: Weld anchor tabs Type ___, with countersunk pre-drilled fastener holes, for installation of grilles.
16. Fastening Devices: Pre-drill countersunk fastener holes in concealed surface of frame at indicated spacings for installation of grilles.
NOTE ** Delete two of the following three paragraphs according to method of indicating sizes of units. Coordinate with drawings.
17. Size: __________ height by ___________ width.
18. Sizes: Heights and widths indicated on drawings.
B. Perforated Sheet Metal Grilles:
NOTE ** Insert information in the following three paragraphs according to the example below:
NOTE ** 1. Pattern: Square Link, Number 200.
NOTE ** 2. Pattern Repeat: 1-3/4 inch(es).
NOTE ** 3. Open Area: 49 percent.
NOTE **
NOTE ** Consult manufacturer's product data for available patterns and accompanying information.
1. Pattern: _______________, Number ___.
2. Pattern Repeat: ____ inch(es).
3. Open Area: ____ percent.
NOTE ** Insert metal and metal thickness in one of the following two paragraphs.
NOTE **
NOTE ** Aluminum: 1/16 inch minimum, 3/16 inch maximum thickness
NOTE ** Brass: 1/16 inch minimum, 1/8 inch maximum thickness
NOTE ** Bronze: 1/16 inch minimum, 1/8 inch maximum thickness
NOTE ** Stainless Steel: 1/16 inch minimum, 14 gage maximum thickness
NOTE ** Steel: 1/16 inch minimum, 3/16 inch maximum thickness
4. Metal: ______________, ___ inch sheet thickness.
NOTE ** Delete one of the two following paragraphs; delete both if not required.
7. Access Door: Fabricate concealed, hinged access door matching grille pattern at locations indicated.
8. Access Door: Fabricate pivoting access door matching grille pattern at locations indicated.
NOTE ** Delete three of the four following paragraphs; first through fourth paragraphs specify fastening types 105, 106, 107, and 107A, respectively.
9. Fastening Devices: Pre-drill countersunk fastener holes in surface of frame at indicated spacings for installation of grilles.
10. Fastening Devices: Weld 1/2 inch leg of 1/2 inch by 3/4 inch by 1/8 inch cross-section angle to concealed surface of grille, with countersunk pre-drilled fastener holes at indicated spacings in 3/4 inch leg, for reinforcement and installation of grille.
11. Fastening Devices: Weld edge of 3/4 inch by 1/8 inch cross-section bar to concealed surface of grille, with countersunk pre-drilled fastener holes at indicated spacings in flat surface of bar, for reinforcement and installation of grille.
12. Fastening Devices: Weld top edge of 3/4 inch leg of 1/2 inch by 3/4 inch by 1/8 inch cross-section angle to concealed surface of grille, with countersunk pre-drilled fastener holes at indicated spacings in 1/2 inch leg, for reinforcement and installation of grille.
NOTE ** Delete one of the following two paragraphs according to method of indicating sizes of units. Coordinate with drawings.
13. Size: __________ height by ___________ width.
14. Sizes: Heights and widths indicated on drawings.
C. Eggcrate Grille:
NOTE ** Insert information in the following paragraph; cell sizes available are:
NOTE **
NOTE ** 3/4 inch square by 3/4 inch depth.
NOTE ** 1 inch square by 1 inch depth.
NOTE ** 1-1/4 inches square by 1-1/4 inches depth.
NOTE ** 1-1/2 inches square by 1-1/2 inches depth.
NOTE ** 1-3/4 inches square by 1-3/4 inches depth.
NOTE ** 2 inches square by 2 inches depth.
NOTE ** 2-1/4 inches square by 2-1/4 inches depth.
NOTE ** 2-1/2 inches square by 2-1/2 inches depth.
NOTE ** 2-3/4 inches square by 2-3/4 inches depth.
NOTE ** 3 inches square by 3 inches depth.
1. Cell Size: ____ inch(es) square by ____ inch(es) depth.
NOTE ** Insert metal and finish selections in following two paragraphs; metal available in 1/8 inch thickness only.
2. Metal: ______________, 1/8 inch sheet thickness.
3. Finish: Satin Finish No.4.
4. Finish: _______________________.
NOTE ** Delete one of the following two paragraphs according to method of indicating sizes of units. Coordinate with drawings.
5. Size: __________ height by ___________ width.
6. Sizes: Heights and widths indicated on drawings.
D. Waterjet Cut Grilles:
NOTE ** All patterns available, including complex shapes and specially designed patterns, such as logos and gratings in a maximum thickness of 2+ inches. Artwork is required in advance.
NOTE **
NOTE ** Insert material and finish selections in following two paragraphs.
NOTE ** Insert information in the following three paragraphs according to specifier's notes for Perforated Sheet Metal Grille paragraph above. Not all perforation patterns can be used on round grilles; consult manufacturer's product data for available patterns and accompanying information.
1. Perforation Pattern: _______________, Number ___.
2. Pattern Repeat: ____ inch(es).
3. Open Area: __ percent.
NOTE ** Insert metal, metal thickness, and finish selections in following three paragraphs; use first or second paragraph to specify metal and thickness. Refer to specifier's notes for Perforated Sheet Metal Grille paragraph above for available metals, thicknesses, and finishes.
4. Metal: ______________, ___ inch sheet thickness.
a. Form true circle to indicated radius; finish cut edge to match sheet finish.
b. Form 3/4 inch by 1/8 thick bar of metal matching face sheet to true cylinder to indicated radius; weld ends together and finish weld smooth.
c. Collar weld cylinder to concealed surface of face sheet concentric with face sheet; finish welds smooth.
NOTE ** Delete one of the following two paragraphs according to method of indicating sizes of units. Coordinate with drawings.
8. Size: Diameter __ inches.
9. Sizes: Diameters indicated on drawings.
F. Progressive Louvers:
NOTE ** Insert metal, metal thickness, and finish selections in following three paragraphs; use first or second paragraph to specify metal and thickness. Refer to specifier's notes for Perforated Sheet Metal Grille paragraph above for available metals, thicknesses, and finishes.
1. Metal: ______________, ___ inch sheet thickness.
a. Form from single metal sheet; form louver vanes with radiused end returns.
NOTE ** Delete two of the three following paragraphs.
b. Form louvers 1/2 inch height, 3/16 inch projection, at 3/4 inch vertical spacing.
c. Form louvers 5/8 inch height, 1/4 inch projection, at 15/16 inch vertical spacing.
d. Form louvers 3/4 inch height, 1/4 inch projection, at 1-1/8 inches vertical spacing.
e. Provide for indicated anchoring devices.
f. Finish sight-exposed edges to match sheet finish.
NOTE ** Delete one of the following two paragraphs according to method of indicating sizes of units. Coordinate with drawings.
5. Size: __________ height by ___________ width.
6. Sizes: Heights and widths indicated on drawings.
G. Radiator Grilles:
NOTE ** Insert information in the following three paragraphs according to specifier's notes for Perforated Sheet Metal Grille paragraph above. Consult manufacturer's product data for available patterns and accompanying information.
1. Perforation Pattern: _______________, Number ___.
2. Pattern Repeat: ____ inch(es).
3. Open Area: __ percent.
NOTE ** Insert metal, metal thickness, and finish selections in following two paragraphs. Refer to specifier's notes for Perforated Sheet Metal Grille paragraph above for available metals, thicknesses, and finishes. Maximum sheet thickness available for radiator covers is 1/8 inch.
4. Metal: ______________, ___ inch sheet thickness.
5. Finish: _______________________.
6. Construction:
a. Form straight edges to minimum radius allowed by metal thickness before grain separation of metal.
b. Build in reinforcement for anchoring devices in accordance with approved shop drawings; weld to concealed surfaces of face sheets and edges.
c. Form perforated patterns in face sheets and cut-outs in sides for radiator controls in accordance with approved shop drawings.
d. Form top and bottom edges flush.
e. Weld corners and metal intersections.
f. Finish sight-exposed welded surfaces to match sheet finish.
NOTE ** Delete one of the following two paragraphs according to method of indicating sizes of units. Coordinate with drawings.
7. Size: __________ height by ___________ width by _________ thick.
8. Sizes: Heights, widths, and thicknesses indicated on drawings.
H. Equipment Plates:
NOTE ** Insert metal, metal thickness, and finish selections in following three paragraphs; use first or second paragraph to specify metal and thickness. Refer to specifier's notes for Perforated Sheet Metal Grille paragraph above for available metals, thicknesses, and finishes.
1. Metal: ______________, ___ inch sheet thickness.
a. Form plates and provide penetrations in accordance with supplied templates.
b. Build in reinforcement for anchoring devices in accordance with approved shop drawings; weld to concealed surfaces of face sheets and edges.
c. Finish sight-exposed edges to match sheet finish.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verification of Conditions: Verify openings and substrates are prepared to receive products of this section.
B. Installer's Examination:
1. Have installer of this section examine conditions under which construction activities of this section are to be performed, then submit written notification if such conditions are unacceptable.
2. Transmit two copies of installer's report to Architect within 24 hours of receipt.
3. Beginning construction activities of this section before unacceptable conditions have been corrected is prohibited.
4. Beginning construction activities of this section indicates installer's acceptance of conditions.
3.2 INSTALLATION
A. Install products of this section in accordance with approved shop drawings.
B. Supply products of this section for installation by installers of products of other sections.
3.3 PROTECTION OF INSTALLED PRODUCTS
A. Protect installed products from damage by subsequent construction activities.
B. Replace products damaged by subsequent construction activities.
