Home / Plumbing / Brassware / Air Admittance Valve (Black) 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! Wras 15Mm Dzr Bs5154 Gatevalve £6.34 Original price was: £6.34.£4.99Current price is: £4.99. Add to basket 1/4″ Brass Air Vent £0.86 Add to basket Brass Air Vent Key £0.53 Add to basket Sale! Cp Rad Extension Piece 20Mm £2.16 Original price was: £2.16.£1.99Current price is: £1.99. Add to basket