RectorSeal No. 5 Pipe Thread Sealant 4-fl oz SealantRectorSeal No. 5 pipe thread sealant is a soft set, slow drying compound which seals, lubricates, and protects threaded pipe and fittings. It can be pressurized immediately. Lubricates and protects threads For use with potable water (hot or cold) Soft setting, slow drying and will not dry out in the can Immediate pressurization on pipe up to 2" and 100 psi Lead free and contains no other metals Permits easy break out with no damage to threads