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DocuSign Envelope ID: B49FB256 -4ADF- 4759- AF63- 134AD44FC239 <br />5thWall Building Diagnostics Consultants Slate Roof Replacement <br />Orange County Skills Development Center <br />Chapel Hill, NC <br />August 2017 <br />B. Submit a 12 -inch length of each sheet metal configuration prior to fabrication. <br />C. Verify existing field conditions. Minor dimensional detail changes may be required to fit <br />existing conditions. <br />1.07 Storage and Handling <br />A. Store materials dry and in such manner as to prevent condensation. <br />B. Stack material to prevent twisting, bending, or abrasion. <br />C. During storage prevent material contact with any substance that would discolor or stain, <br />including soil and water. <br />1.08 Scheduling <br />A. Sheet metal work shall be closely coordinated with the installation of new roofing materials. <br />B. Sheet metal shall be installed such that roofing terminations will not be left unprotected. <br />1.09 Warranty <br />All sheet metal flashing and accessories shall be guaranteed against defects in materials and <br />workmanship for a period of five years. Sheet metal shall be covered in the roofing warranty. <br />PART2 PRODUCTS <br />2.01 Sheet Metal Materials <br />A. Copper: Shall be manufactured per ASTM B 370, cold rolled temper designation H00, <br />weighing not less than 16 ounces per square foot unless otherwise noted; cleats shall be <br />20 ounces per square foot. Copper shall be commercial pure alloy 110. Copper shall be <br />supplied in the natural "salmon reddish brown" color as supplied by the mill. Copper <br />surface shall be free of all water staining and weathering oxides. The following sheet <br />metal items shall be fabricated from copper: <br />1. Gutter <br />20 oz copper <br />2. Edge Trim <br />16 oz copper <br />3. Counterflashing:: <br />16 oz copper <br />4. Miscellaneous trim: <br />16,oz copper <br />5. Downspout <br />16 Oz copper <br />6. Step flashing <br />16 oz copper <br />7. Cleats <br />20 oz copper <br />8. Apron <br />24 oz copper <br />B. Stainless Steel Metal: Shall be type 316 stainless steel, 24GA cold rolled, annealed, with <br />a 2B finish, and conforming to the requirements of ASTM A480 and Federal <br />Specification QQ- S -766C. <br />17 -198 Sheet Metal Flashing and Trim <br />076200 -2 <br />