Home / Plumbing / Brassware / Air Admittance Valve (Black) Customer matched zone "UK" View basket “15Mm Brass Air Vent Adaptor” has been added to your basket. Sale! Air Admittance Valve (Black)£37.02 £27.99 This product is available for pickup in Orpington. Air Admittance Valve (Black) quantity Delivery Store Collection SKU: 23271WC01 Category: Brassware Tag: Plastic Fittings Product ID: 6619 Reviews Related products 1/8″ Bsp Cp Manual Air Vent £0.51 Add to basket 1/8″ Bsp Auto Air Vent £1.34 Add to basket 1/2″ Bsp Brass Air Vent Cp £1.54 Add to basket Sale! 15Mm Dzr Cxc Bs Gatevalve £6.95 £5.99 Add to basket