HE505 - Flashmaster Flashing Cement is a premium quality, trowel-grade flashing cement for use on dry surfaces in all temperature conditions. HE505 - Flashmaster Flashing Cement is modified and rubberized for long life and flexibility. Made from heavy-bodied asphalt reinforced with organic fibers.
California residents: see Proposition 65 information
- Rubber-modified asphalt-based no-sag formula won't drip in vertical applications
- Coverage: Approximately 12-1/2 sq. ft. per 1 Gal. paid (1/8 in. thick)
- Seals leaks around chimneys, skylights and other roof openings as well as repairs shingles, roofing, flashing, splits, cracks and raised edges
- Apply with roofing trowel, putty knife or caulk gun