Thicker Yellow PTFE tape for use with gas applications Instead you need to use specific PTFE tape designed to work with gas applications as it’s slightly thicker than the white tape and much less porous as you would need when using with gas. It is important to note that when used with gas applications you cannot use the standard white PTFE tape that is used with water-based plumbing.
Not only is PTFE tape a fantastic sealant, due to the very low-friction nature of the tape it makes it very slippery which in turn makes it a fantastic lubricant on and around joints.Īside from its common use as a sealant for water-based plumbing applications, PTFE tape can also be used for gas and fuel oils. White PTFE tape for use with standard water-based plumbing systems PTFE tape is more of a preventative measure employed to help minimise the risks of any leaks forming in the future. PTFE tape works by sealing and filling any gaps in the threads, no matter how minute they may be, that can cause a joint to leak. Unlike many common tapes that you would expect to be adhesive, PTFE tape isn’t to the touch, but instead it stretches slightly and sticks to itself to a degree allowing it to remain in place once applied to a given thread. What is PTFE or Sealant TapeĪs you may have guessed from the opening line of this how-to guide, PTFE tape or “polytetrafluoroethylene” tape is known by numerous different names but regardless of what name it’s known to you as they all refer to the same product PTFE tape.
#PLUMBERS TAPE HOW TO#
In this DIY guide we take a look at PTFE tape and find out how exactly how to use it correctly. changed a tap chances are that at some point you will have come across some PTFE tape wrapped around a given joint and possibly wondered why it was there. If you have ever done any plumbing work or worked on an existing water system in a home e.g. PTFE tape, thread seal tape, plumber’s tape or Teflon tape as it’s also known is a very usefully and versatile tape used mainly to help seal up plumbing joints and stop or prevent them from leaking.
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