Connection Size B15mmConnection Size A22mmERP (Energy Efficiency)NPipe Connection TypePush FitPipe Connector TypeCoupler ReducerConnection MaterialPolybutylene / CopperPipe Connection Size15 mm x 22 mmYears Guaranteed50TypeFittings - Couplers & ConnectorsThread SizeN/ASuitable forMost plumbing & heating installationsPack Quantity5Minimum Diameter15 mmMaximum PressureCW (20 degree) 12.5 bar / CH (82 degree) 3 bar / HW (82 degree) 3 barMaximum Diameter22 mmMaterialPolybutyleneDiameter22mmColourWhiteSupplier Part NumberPB5822EWRange DescriptionPolyPlumb Enhanced FittingsBrand NamePolyPlumb Enhanced