Metacaulk RS136 10.3 Oz. Fire Block/Draft Stop Brand_McCloskey The once a week formula

The once a week formula and economy size means fewer bottles being thrown away in landfills each year

All lintels should be shored until mortar has cured

smooth corners

Soft Vanilla Scent

Sides and trimmings are nickel finished

Metacaulk RS136 10.3 Oz. Fire Block/Draft Stop Brand_McCloskey The once a week formulaRS136 is a fire block draft stop caulk is a general purpose, residential, acoustical fire block draft stop smoke seal caulk for electrical, plumbing, plastic pipe, and telephone communication system penetrations. Easy application with a conventional caulking gun with water clean up capabilities. For interior application. Tested in accordance with ASTM E136 for fire resistant materials.