Henry HE208061 Wet Patch Wet Patch 208r Series Roof Cement, Black, Liquid, 3-1/2 Gallon
- Stops leaks instantly, even in standing water
- 100% wet surface adhesion per ASTM D3409
- No blistering, sagging or sliding per ASTM D4586
Roof cement he208 black size=3.5 gallon Patches holes and cracks on WET surfaces, even in a driving rain or under water. Creates a tight seal around chimneys, vents, skylights, and flashings. May be used in wet, dry, hot or cold weather. Made from heavy-bodied refined asphalt, organic fibers, p etroleum solvent, and a water displacement agent. Covers 12.5 sq. ft. per gallon at a thickness of 1/8 inches. Meets or exceeds all requirements of ASTM Specification D-4586, Type I except for high temperature sag.