GFCP Electrofusion Couplings are designed and manufactured in accordance with ASTM F-1055 for use with pipe conforming to ASTM D2513/3035, F-714 and with Butt fittings conforming to ASTM D3261 as applicable.
PE2708 Electrofusion Couplings are produced from a pre-blended virgin resin that has a PPI listing of PE2708 which complies with ASTM D3350.
PE4710 Electrofusion Couplings are produced from a pre-blended virgin resin that has a PPI listing of PE4710 which complies with ASTM D3350. This resin carries a NSF Standard 61 listing for use with potable water.