Chimney RX 1/2 Gal. Black Elastomeric Flashing Sealant

Elastomeric sealant specially formulated for permanent adhesion to asphalt shingles, aluminum flashing, brick, and other chimney and roofing materials. Excellent for use in stopping problem leaks around the base of chimneys, stacks, vents, and sealing around skylights. Stays flexible. Easy brush-on application. For proper curing, allow at least 12 hours of dry, clear weather.