RectorSeal #5 is a non-hardening, slow-drying thread sealant made from special inert fillers dispersed in an oleoresinous base to facilitate its application to threaded pipe connections. Our pipe thread sealant is a soft-set, slow drying compound which seals, lubricates, and protects threaded pipe and fittings. Can be pressurized immediately. Rectorseal #5 pipe dope thread sealant lubricates and protects pipe threads. Lead free and contains no metal. Permits easy break out with no damage to threads. For pipe made of galvanized steel, iron, brass, copper, aluminum, stainless steel, polyethylene, reinforced fiberglass, and PVC. Not for use on ABS or CPVC.