FloPlast Compression MDPE Female Adaptor Fitting – 20mm x 1/2″ Compression fitting to connect 20mm Cold Water MDPE via a 1/2″ female thread. Floplast range of MDPE fittings are suitable for use above and below ground for mains cold water supplies. High impact resistant body and nut which enables it to absorb thermal and mechanical stress. The fittings have a co-polymer polypropylene body, nut and thrust ring, acetal grab ring, and nitrile seal. Excellent pressure resistance, tested to 48 bars. Conformably exceeds the water requirements of the UK water bylaws scheme. A simple few turns of the nut create your compression joint with the grab ring taking hold. Other Sizes Available: 20, 25 & 32mm Technical Specifications: Compression MDPE Female Adaptor Manufactured to BS 6572:1985 (blue) Compact Design WRAS Approved (Water Regulations Approval Scheme) Material: Polyethylene Brand FloPlast Female Adaptor Colour: Blue Pressure Resistance High Impact Resistant Body Size – 20mm x 1/2″ Please Note: To maintain a rigid and reliable joint connection, it is highly advised that a pipe liner (also known as a stiffener or insert) is also used, these can also be purchased.