Sectopm 07 62 00 - Sheet Metal Flashing and Trim

Aug 28, 2012 · Exposed Edges of Sheet Metal: Hem exposed edges on underside 1/2 inch; no raw edges will be permitted. Fabricate corners from one piece with minimum 18 inch long legs; seam for rigidity, seal with sealant. Fabricate vertical faces with bottom edge formed outward 1/4 inch (6 mm) and hemmed to form drip. ................
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