BLACK FLASH Flashing Cement Compound is a superior compound used for sealing around flashings and chimneys, repairing leaks in roofs, gutters and old flashings.  It is an all-weather sealant made of only the highest quality, tough plastic asphalt oils with long-fibers.  Non-hardening; BLACK FLASH stays pliable in any weather.  Can be applied to damp surfaces; never pulls away from the joint.  Won’t crack at any temperature. 

Available in a caulk cartridge or bulk.  Can be applied with putty knife or trowel.  Works well to seal and fill in holes, cracks and crevices to create a permanent seal.  Its excellent adhesion ensures that all entrapped air is eliminated.  Tools can be easily cleaned with common petroleum solvents.

COLOR/CONSISTENCY
Black heavy paste

TEMPERATURE APPLICATION USE
30ºF (-1ºC) to 120ºF (48ºC)

TEMPERATURE RANGE USE
-70ºF (-56ºC) to 140ºF (60ºC)

DRYING TIME
Set time: 1 hour to touch. Complete cure time is 12 hours.

Meets Federal Specifications SS-C-153