Primofit® 20mm MDPE x 3/4 BSP FM Adaptor with GRP Sleeving Nut, Galvanised (775322111) The Primofit® Adaptor 3/4 BSPM x 20mm MDPE is a gas fitting for connecting yellow MDPE gas pipe to steel pipe systems. Designed for natural gas and LPG applications, this galvanised malleable iron adaptor gives a secure, leak-free connection, meeting recognised safety and performance standards. This compression fitting simplifies installation, requiring no special tools for fast, secure MDPE-to-steel transitions. Compliant with BS EN 10255 and BS EN 10220 industry standards, the adaptor is suited to residential, commercial and industrial gas piping systems. With insert stiffeners included for added stability with MDPE pipe, the Primofit adaptor can withstand up to 7 bar at 20°C, with maximum operating pressure dependent on the MDPE pipe specification a