3M CP25WB Fire Barrier Caulk, 10.1 Oz Nutdriver Sets you can keep one hand

you can keep one hand on the trigger and let the tool do the rest

Holded in side handles

Accessories shown in alternate image sold separately

Allow surface to dry thoroughly

Mildew and fungus resistant

3M CP25WB Fire Barrier Caulk, 10.1 Oz Nutdriver Sets you can keep one handForms a tight barrier against fire, smoke and toxic fumes. Suitable for a wide variety of through penetration fire stops, including cable, metal pipe, insulated pipe, glass pipe, construction gaps, HVAC ductwork and certain plastic pipe applications. Cures to form a flexible seal, installs with a standard caulking gun, pneumatic pumping equipment or putty knife. ASTM, FM and U. L. tested for 3 hour fire penetration seal for walls and floors.