For use on water tanks and cisterns. Push-fit Solution for Plumbing & Heating Systems For use with mains fed and indirect cold water systems, vented and unvented hot water systems, vented and sealed central heating systems. Pipes Speedfit fittings can be used with copper pipe to BS EN 1057 and Speedfit cross-linked polyethylene (PEX) Barrier Pipe to BS7291. NOT to be used with gas, fuel oil or compressed air applications. Speedfit fittings cannot be used on stainless steel pipe. Standards Speedfit products are designed and manufactured under a fully integrated system assessed by B.S.I. to BS EN ISO9001. They are approved by the Water Regulations Advisory Scheme and BBA. Speedfit PEM and PKM fittings and Speedfit barrier pipe are kitemarked to BS7291 Part 1 and 3, Class S. (Licence No. KM39767). Pipe in ceilings and roof voids should be clipped every metre and should not be fitted any closer than 60mm from the end of the fitting. Pipe should be adequately supported by pipe clips t