" JWH " 103667 DO-IT-BEST/HWI PRODUCTS

1-GALLON FIBERED PLASTIC ROOF CEMENT

• Used for waterproofing and on flashing where a heavy-duty product is required and as an emergency patching compound that provides good water resistance.
• Also useful for repairing leaks in shingles, concrete, gutters, around chimneys, and eaves.
• When reinforced with patching fabric or a suitable asphalt roofing membrane, this product provides a permanent patch of unusual strength over most surfaces.
• Applied with an ordinary trowel.
• For best results, apply as follows: Small holes: Under 1" place material over and around hole from 3/8" to 1/2" thick, spread down to a feather edge.
• Large holes: A piece of patching fabric or suitable asphalt roofing membrane is first nailed over larger holes. Nails should be 2" to 2-1/2" apart.
• Trowel plastic roof cement under and over the patch, spread down to a feather edge.
• Loose nails, laps, and seams: Drive in loose nails.
• Trowel plastic roof cement to a thickness of 3/8" to 1/2" over all loose laps and seams, spread down to a feather edge.
• Apply at a rate of 12.5 sq. ft. per gallon or 1/4" to 1/8" in thickness.
• Meets performance requirement ASTM D2822 and Federal Specifications SS-C 153C, Type 1.
• Do not use on shingle roofs.
• Do not apply over damp or wet surfaces.