Seals conduit openings against drafts dust moisture and noise Protects terminal boxes pot heads and bushings from corrosive elements Deadens switch gear panel noise Dough - like compound is easily thumbed over holes and gaps Will not harden or form a skin under normal conditions Not for use outdoors Non - conducting non - deteriorating non - toxic non - corrosive non - staining and non - curable. Viscosity:ASTM D-217 300-gram load -7.0 -11.0 ASTM DS-S2 110-gram load -9.0 - 15.0Flash point:over 550?F (285?C)Adheres at -20?F / -29?C (will not slump after 1 hour at 350?F / 175 ?C) Quantity: 1 Size: 1 lb pug.