Specs

Bridgestone Retail Operations, LLC
PROJECT MANUAL
Version: January 2012
SECTION 07620
SHEET METAL FLASHING AND TRIM
PART 1 GENERAL
1.01 SECTION INCLUDES
A. Flashings, counter flashings, facia, soffit and fabricated sheet metal items, as indicated in
Schedule.
B. Reglets and accessories.
1.02 QUALITY ASSURANCE
A. Perform work in accordance with SMACNA Architectural Sheet Metal Manual requirements and
standard details, except as otherwise indicated.
1.03 SUBMITTALS
A. Sustainable Submittals: No submittals are required. Refer to Section 01352 for Sustainable
recommendations on this project.
PART 2 PRODUCTS
2.01 SHEET MATERIALS
A. Pre-Finished Aluminum: ASTM B 209 (ASTM B 209M); 0.032 inch thick; plain finish shop coated
with fluoropolymer coating, color as indicated on drawings, or equal.
B. Two-Coat Fluoropolymer: AAMA 620. Fluoropolymer finish containing not less than 70% PVDF
resin by weight in color coat.
2.02 ACCESSORIES
A. Fasteners: Galvanized steel, with soft neoprene washers.
B. Primer: Zinc chromate type.
C. Protective Backing Paint: Zinc chromate alkyd.
D. Sealant: Specified in Section 07900.
E. Plastic Cement: ASTM D 4586, Type I.
F. Reglets: Formed to provide secure interlocking of separate reglet and counter-flashing pieces.
1. Material: Aluminum, 0.024 inch (0.61 mm) thick.
G. Scuppers: Plain finish shop pre coated with fluoropolymer coating.
H. Conductor Heads: Plain finish shop pre coated with fluoropolymer coating.
2.03 FABRICATION
A. Form sections true to shape, accurate in size, square, and free from distortion or defects.
B. Form pieces in longest possible lengths.
C. Hem exposed edges on underside 1/2 inch; miter and seam corners.
D. Form material with flat lock seams, except where otherwise indicated. At moving joints, use sealed
lapped, bayonet-type or interlocking hooked seams.
E. Fabricate corners from one piece with minimum 18 inch long legs; seam for rigidity, seal with
sealant.
F. Fabricate vertical faces with bottom edge formed outward 1/4 inch (6 mm) and hemmed to form
drip.
G. Fabricate through-wall flashings in minimum 96 inch long, but not exceeding 12 foot long sections,
under copings, at shelf angles, and where indicated. Fabricate discontinuous lintel, sill and similar
flashings to extend 6 inches beyond each side of wall openings. Return and brake edges.
2.04 MANUFACTURERS
A. Firestone Building Products Co. – Carmel, IN. - No substitutions are permitted
SHEET METAL FLASHING AND TRIM 07620 - Page 1 of 2