The PSI sealing system is the ideal sealing system for a singular transit of pipes or tubes. The plug consists of two equal, half round rubber parts, and can be used for four applications:
The Black EPDM plugs are the most used PSI plugs witch are used in most sealing situations. Their temperature reach is -25C up to +110C. The EPDM are water- and gastight and are often used for water- and heating pipes.