GPT provides a wide selection of high quality joint sealing and isolation kits designed for low-pressure service in transmission, distribution and process piping systems. Isolation kits, which include gaskets, sleeves and washers, are available for all flange sizes, types, pressure ratings, and materials.
LineBacker® sealing gaskets use a rectangular sealing element, referred to as a "quad" ring for low load sealing and isolation.
NSF Standard 61
The PGE™ was designed to give operators an alternative to the failure prone phenolic-based isolating gaskets.
Nitrile coated G10 isolating gaskets are coated with a nominal .063”(1.5mm) nitrile coating on each side of the G10 core.