1st Choice 1/4 4 Tape Thread & Fitting Sealant 1/2" x 520" Roll, White

More recently, it's been incorporated into the manufacturing process of the waterproof fabric Gore-Tex(TM). And now you can take advantage of it's incredible sealing properties to leak-proof plumbing connections, water pipes, air hose-fittings - just about any threaded connection. Wrap threads tightly to pull into the threads, overlapping about half the tape-width. Wrap to end of threads but not beyond to avoid causing obstruction. Fittings will tighten and loosen naturally without additional effort; If fitting is removed simply replace tape. An essential time, effort and frustration saver for professionals, do-it-yourselfers and homeowners. (Not for use with natural gas or liquid propane)