������������������������ SECTION 07313
��������������� STEEL ROOFING TILES AND SHAKES
PART 1� GENERAL
1.1 SECTION INCLUDES
��� A.� Stone-coated steel roofing tiles.
��� B.� Stone-coated steel roofing shakes.
��� C.� Wood battens.
��� D.� Steel battens.
��� E.� Roof flashings, valley metal, and other accessories required to provide a weathertight roofing system.
1.2 RELATED SECTIONS
��� A.� Section 04300 - Unit Masonry System:� Flashing reglets at masonry chimney.
��� B.� Section 06112 - Framing and Sheathing.
��� C.� Section 06114 - Wood Blocking and Curbing.
��� D.� Section 07191 - Vapor Retarders.
��� E.� Section 07213 - Batt Insulation.
��� F.� Section 07620 - Sheet Metal Flashing and Trim.
1.3 SUBMITTALS
��� A.� Submit under provisions of Section 01300.
��� B.� Product Data:� Include information on product properties, special shapes available, methods of installation, and maintenance data.
��� C.� Selection Samples:� Submit complete set of manufacturer's color chips for Architect's selection.
��� D.� Verification Samples:� Submit two roof panels of the type specified, in selected color.
1.4 QUALITY ASSURANCE
��� A.� Installer: �A company acceptable to roofing manufacturer and with not less than 3 years of experience in installing roofing similar in type and scope to that���� required for this project.
1.5 DELIVERY, STORAGE, AND HANDLING
��� A.� Comply with provisions of Section 01600.
��� B.� Deliver roofing panels and accessories to project site in original packaging.
��� C.� Store products under cover until installation.
1.6 WARRANTY
��� A.� Comply with provisions of Section 01700.
��� B.� Manufacturer's Warranty:� Submit manufacturer's standard lifetime limited warranty, including 20 year limited warranty against hail damage, surface coating degradation, and 120 mph winds.
1.7 MAINTENANCE MATERIALS
��� A.� Comply with provisions of Section 01700.
��� B.� Provide one unopened package of roofing panels for Owner's use in building maintenance at completion of project.
PART 2� PRODUCTS
2.1 MANUFACTURER
��� A.� Provide products manufactured by Gerard Roofing Technologies, 955 Columbia Street, Brea, CA� 92621-2927.
��� B.� Substitutions will not be acceptable.
2.2 STEEL ROOFING TILES
��� A.� Panels mechanically power pressed from steel sheet to form interlocking units with profile simulating clay roofing tiles.
������� 1.� Base Material:� Nominal 0.0195 inch thick steel sheet, G-90 galvanized.
������� 2.� Base Material:� Nominal 0.0195 inch thick steel sheet with Galvalume (R) coating.
������� 3.� Weight per Square:� 132 pounds.
������� 4.� Exposed Dimensions:� 43-3/4 inches by 14-1/2 inches.
������� 5.� Finish Coating:� Primer both sides, exposed surface coated with styrene acrylic resin and crushed stone chips, then a clear acrylic over-glaze.
������� 6.� Color:� As selected by Architect from manufacturer's standards.
������� 7.� Color:� ___________________.
������� 8.� Special Color:� ____________________.
2.3 STEEL ROOFING SHAKES
��� A.� Panels mechanically power pressed from steel sheet to form interlocking units with profile simulating hand-split wood shakes.
������� 1.� Base Material:� Nominal 0.0195 inch thick steel sheet, G-90 galvanized.
������� 2.� Base Material:� Nominal 0.0195 inch thick steel sheet with Galvalume (R) coating.
������� 3.� Weight per Square:� 132 pounds.
������� 4.� Exposed Dimensions:� 42-3/4 inches by 14-1/2 inches.
������� 5.� Finish Coating:� Primer both sides, exposed surface coated with styrene acrylic resin and crushed stone chips, then a clear acrylic over-glaze.
������� 6.� Color:� As selected by Architect from manufacturer's standards.
������� 7.� Color:� Driftwood.
������� 8.� Color:� Mahogany.
������� 9.� Color:� Charcoal.
������� 10. Color:� Cedar.
��� ��� 11. Special Color:� ___________________.
2.4 ACCESSORY ITEMS
��� A.� Mission Trim:� Ridge trim units in finish matching roofing tiles.
��� B.� Shake Cap:� Ridge trim units in finish matching roofing shakes.
��� C.� Fascia Metal:� Stone-coated to match roofing panels.
��� D.� Z-Bar Metal, for Roof-to-Wall Detail:� Stone-coated to match roofing panels.
��� E.� Miscellaneous Flashing Components:� Provide flashing and sheet metal accessories of not less than 28 gage steel to shapes shown on the drawings, finished to match roofing panels except as otherwise indicated.
��� F.� Reinforced Underlayment:� Self-supporting nylon- or fiberglass-reinforced water repellent building paper.
��� G.� Underlayment:� No. 30 non-perforated asphalt saturated felt.
��� H.� Sealants:� One-part polyurethane type, as recommended by roofing panel manufacturer.
��� I.� Wood Battens:� As specified in Section 06114.
��� J.� Wood Battens:� 2 by 2 nominal, standard grade or better.
��� K.� Steel Battens:� Galvanized steel channels, not less than 22 gage and 1-1/2 inches high.
��� L.� Fasteners:� Galvanized nails or screws as recommended by roofing manufacturer for specific applications.
PART 3� EXECUTION
3.1 EXAMINATION
��� A.� Verify that roofing substrate is in proper condition to receive metal roofing panel system.
��� B.� Verify that roof penetrations are in place and have been properly flashed.
��� C.� Verify that skylights, hatches, and similar openings have been temporarily secured, allowing for final flashing during roofing installation.
��� D.� Do not proceed with roofing installation until unsatisfactory conditions have been corrected.
3.2 BATTEN INSTALLATION
��� A.� Install reinforced underlayment over open rafters or trusses, tacking in place until battens are installed.
��� B.� Install underlayment over solid substrate, tacking in place until battens are installed.
��� C.� Install battens in accordance with roofing panel manufacturer's instructions, starting at roof edge and spacing at 14-1/2 inches.
��� D.� Secure wood battens with 16d vinyl sinkers or equivalent power driven nails.
��� E.� Secure metal battens with 3/4 inch Tek fasteners, or equivalent.
3.3 ROOFING INSTALLATION
��� A.� Install valley flashings, z-flashings, and other accessory items in accordance with manufacturer's instructions and SMACNA standards.
��� B.� Install roofing panels in accordance with manufacturer's instructions.
��� C.� At hips and valleys, measure, cut, and bend panels carefully to assure proper fit.� Install ridge and hip trim to provide weathertight closure.
3.4 ADJUSTING AND CLEANING
��� A.� Touch up areas of roofing where mineral coating has been abraded, using paint kit supplied by manufacturer to match roofing.
��� B.� At completion of the roofing work, remove debris caused by roofing installation from the site and properly dispose of it.
3.5 PROTECTION
��� A.� Comply with provisions of Section 01500.
��� B.� Do not permit roof traffic after installation of roofing.
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