Connection Size B2 inchConnection Size A40mmERP (Energy Efficiency)NPipe Connection TypeElectrofusionPipe Connector TypeCouplerConnection MaterialPolyetheleneTypeFittings - Couplers & ConnectorsSuitable forPotable water; Gas distribution; Suited to SD7 to SDR 11 pipesStandards MetNMaximum Pressure16 barMaterialPolytheneDiameter40mm x 2 inchSupplier Part NumberPF492104040020N