3M™ Scotch-Weld™ Universal Pipe Sealant PS65 is a white, slow-curing, paste-like pipe sealant. This sealant can withstand high temperatures of 400ºF (204ºC) and provides a strong, secure seal that can be easily disassembled. The high-temperature resistant pipe sealant is designed to resist compression and vibration, ensuring long-lasting durability.