Connection Size B22 mmConnection Size A28 mmERP (Energy Efficiency)NPipe Connection TypePush FitPipe Connector TypeReducerConnection MaterialPolybutylenePipe Connection Size22 mm x 28 mmYears Guaranteed50TypeFittings - ReducersThread SizeN/ASuitable forMost plumbing & heating installationsPack Quantity5Minimum Diameter22 mmMaximum PressureCW (20 degree) 12.5 bar / CH (82 degree) 3 bar / HW (82 degree) 3 barMaximum Diameter28 mmMaterialPolybutyleneDiameter28 mmColourWhiteSupplier Part NumberPB1828EWRange DescriptionPolyPlumb Enhanced FittingsBrand NamePolyPlumb Enhanced