Connection Size B1 1/4 inchConnection Size A1 1/4 inchERP (Energy Efficiency)NTypeConnectorStandards MetBS 6798:2009 CertifiedMaterialPolypropyleneDiameter1 1/4 inch x 1 1/4 inchColourBlackSupplier Part NumberBOSSCONN1.25BLRange DescriptionTrapsBrand NameMcalpine