Product Tag - Fire Sound

  • STI BIOSTOP® 750, 5 Gallon

    BIOSTOP® 750  is a water-based sealant that comes in three different grades (spray mastic, Self-leveling and Caulk grade) and two colors (red and white). Ideal for use in construction joints such as top of the wall, curtain wall perimeter, expansion, control, etc., and for general construction gaps and voids. The mastic spray is designed for spray application and a economical means of installation on long joint runs.