The 1" Permasert Compression Coupling is a reliable mechanical fitting designed for secure, non-fusion joining of 1” polyethylene gas pipes in underground utility systems. Part of the trusted Permasert line, this coupling features a stab-type connection that eliminates the need for heat fusion, special tools, or cathodic protection. Built from high-quality resin, it provides a corrosion-resistant, gas-tight seal with exceptional pull-out strength. Fast and straightforward to install, it’s ideal for natural gas and propane distribution, making it a favorite among utility contractors and municipal workers.