Home / Plumbing / Brassware / Air Admittance Valve (Black) Customer matched zone "UK" View basket “28Mm Brass Cxc Bs Gatevalve” has been added to your basket. Sale! Air Admittance Valve (Black)£37.02 Original price was: £37.02.£27.99Current price is: £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 Sale! 22Mm Brass G/Vle Bs5154 Short £6.85 Original price was: £6.85.£5.99Current price is: £5.99. Add to basket 1/8″ Bsp Auto Air Vent £1.34 Add to basket 1/8″ Bsp Brass Manual Air Vent £0.59 Add to basket Sale! Wras 22Mm Dzr Bs5154 Gatevalve £9.17 Original price was: £9.17.£6.99Current price is: £6.99. Add to basket