Quickly and safely caps off unused pipework ends John Guest black push-fit acetal end stop fitting quickly and safely cap off pipework termination points on temporary or permanent basis. Fast and simple to install, John Guest push-fit fittings create an instant push-fit connection and leak tight seal without the need for tools, hot works or sealing agents. The unique collet locking design firmly and securely holds the pipe in place without deforming the pipe or restricting flow. Fittings are corrosion resistant and fully demountable, improving system performance and reducing system downtime during maintenance. Made from acetal copolymer with a food-grade nitrile O-Ring, the fitting is suitable for foodstuff, potable liquids and inert gases. In accordance with the British Beer and Pub Association Code of Practice, fittings can also be used with N2/CO2 and mixed gas dispense lines, as well as air, pneumatic and vacuum applications. All John Guest fittings are manufactured and assembled in the UK. Features and benefits Rigid and hardwearing acetal copolymer material with a food-grade nitrile O-Ring Suitable for foodstuff, potable liquid, inert gases, air, pneumatic and vacuum applications Instant push-fit connection and leak tight seal Connect, disconnect and reconnect in seconds without tools No scale build up improves performance and equipment lifespan Superior flow characteristics Compatible with LLDPE or soft metal pipe/tube John Guest 22mm Black Acetal Stop End (Pack of 5) PM4622E