The McAlpine Air Admittance Valve is ideal for both internal and external use. It is designed to fit on 101.6 mm and 110 mm soil pipes and has a unique dual-fit synthetic rubber finger seal with a 40 litre per second air flow capacity. The air intake also incorporates a steel mesh to prevent any unwanted blockages of the stack from external sources. It is recommended that the air admittance valve be installed internally. McAlpine is another high quality product from McAlpine, built to the standards expected of McAlpine Plumbing Products.
Fits 101.6 mm and 110 mm soil pipe
A1 rated
Air flow capacity of 40 litres per second
Incorporates a stainless steel mesh in the air intake
Complies with BS EN 12380:2002
McAlpine recommend that air admittance valves be installed internally within the building
Range of temperature is -20C to +60C
Technical specification
Years Guaranteed5Width170 mmTypeVentapipe ValveMaterialPolypropyleneLength170 mmHeight170 mmDiameter110 mmColourBlackManufacturer Model NoVP100EBrand NameMcAlpine
Reviews
Mcalpine Ventapipe Internal And External Air Admittance Valve Black 110mm Vp100E