American Polywater Applicator Gun for BT, EPCT, & SDP Sealants

Dispensing tool for FST-MINI-1. Effectively Seals Small Conduits and InnerductsPolywater FST MINI is an expanding, quick-setting, closed-cell" foam that is injected into a conduit to provide a watertight seal. The seal is superior to pliable duct putties and open-cell aerosol canned foams.Recommended for small conduits (less than 1.5 inches (40 mm)).