Rectorseal 5 lb Duct Seal Compound

RectorSeal® Duct Seal Compound is a gray, permanently soft, non-toxic, putty type compound which adheres to most clean, dry surfaces. It is designed to be used when sealing around the ends of electrical conduit and boxes. Features: Excellent adhesion properties Temperature usage range from 25 degree F to 120 degree F Paintable Non-irritant Remains permanently soft Non-toxic Non-staining Non-corrosive USDA acceptable No vehicle bleed out FDA approved UL(R) classified Dielectric strength to 100V per mil