Pipe Fitting Accessory 타입 = Pipe Insert Compatible Pipe Size = 15mm DO NOT USE FOR: Gas, fuel oil or compressed air applications. BS EN ISO 9001: BS 7291 Parts 1 ; 3 Class S. Approved to WRC, BBA, PKM, PEM. Superseal Pipe Insert. Use the Superseal Pipe Insert when connecting Speedfit Barrier pipe to Speedfit fittings, enhancing the sealing security of the connection,