White Seal Plus, 1/2 PT, Multi-Purpose Pipe Thread Sealant, With PTFE, Contains Finely Homogenized PTFE, Teflon, Particles For Filling Cracks & Thread Imperfections Ensuring A Leak-Proof Seal, Non-Setting Formula Allows Easy Disassembly Of Joints Without Damage To Pipe, Fittings Or Threads, Protects Threaded Areas From Rust & Corrosion & Prevents Galling, For Sealing & Lubricating All Metal & Plastic, ABS, PVC, CPVC, Polypropylene & Nylon Piping Systems Carrying Various Materials, Compatible With Flowguard Gold, Blazemaster & Corzan, No VOC Content.