The Series 05 is a stainless steel support bush for polyethylene pipes. The Series 05 is to be used in conjunction with the Series 621 and 623 tensile resistant couplings and adaptors. They are designed for use with PE80 and PE100 polymers at either SDR 11 or SDR 17.6 wall thickness.Features Low frictional headloss. Non-corrodible. Lightweight. Re-usable.Downloads..DatasheetPlease note:To view the downloads available from this site you may need following free program: