Project Equipment offers Air Vent Valve. Project Equipment provides a wide range of Industrial products. The Air Vent Valve is made as per EN29000-ISO 9000. It helps to breathe out the accumulated air in pipeline networks and thus reduces erratic water supply, noise etc. It is used in industrial applications, domestic & commercial plumbing, heating, pneumatic systems, sanitary, hot water services, waterworks, condensate services etc. This Air Vent Valve comes in 3/8inches and 1/2inches sizes.