Product Description Full Face Stub Flanges D & E Our U-PVC Fittings including the Metric PVC Full Face Flange can be used for water supply, irrigation, spas, swimming pools, pump manifolds, fish tanks, aquatics and aquariums (Please check suitability for certain aquarium applications.) Flanged joints in pipelines are used to create a demountable joint for future disassembly to connect valves and vessels, where strength in tension is required or to joint to other materials. Backing rings and gaskets form together with PE stub flanges and appropriate fasteners (nuts, bolts and washers) high quality detachable flange joints. Flanged joints are very suitable for assembly under difficult circumstances, connection to valves and pumps and the transition from PE pipe to other pipe materials. Available Sizes/Bolt Count Diameter No. of Bolts 32mm 4 50mm 4 63mm 4 75mm 4 90mm 8 110mm 8