A leading supplier of plumbing fittings, McAlpine comes with a variety of high-quality and competitive products to suit all plumbing solutions. The Ventapipe air admittance valve enables venting for soil and ventilating stacks, the advantage of using this equipment is it removes the need for making holes through the roof or external walls. This valve incorporates a sealing diaphragm which under its own weight or slight spring pressure is normally held closed, thus sealing the foul air within the pipework.
Allows greater flexibility in the design of new drainage systems
Helps eliminate problems of freezing associated with external pipes
Suitable for use with either plastic or metal pipes