Reduce air surging, noise in hot water cylinder draw off To suit cylinder outlet of 1" BSP female outlet Manufacturer Stock Code:98381636 EAN Code:5051258021519 Length:290 mm Width:165 mm Height:70 mm Diameter:22 mm Weight:0.5 kg Sub-Category:Flanges Brand:Grundfos Category:Brass Fittings and Accessories Type:Surrey