Gardner Bender Duct Seal Compound

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.