Description John Guest 3/8″ Push-fit Shut-Off Valve Compatible with the Subair Aerated Bottom Drain System John Guest grey push-fit acetal stop valve (short handle with mounting clip) isolates supply to an appliance or fixture with ¼ turn handle. The valve includes a full-bore mechanism, specially designed for air Fast and simple to install, John Guest valves 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. John Guest push-fit valves are corrosion resistant and fully demountable, improving system performance and reducing system downtime during maintenance. All John Guest fittings are manufactured and assembled in the UK.
