Home / Plumbing / Brassware / Air Admittance Valve (Grey) Sale! Air Admittance Valve (Grey)£33.33 £25.00 This product is available for pickup in Orpington. Air Admittance Valve (Grey) quantity Add for Delivery Add for Pickup SKU: 23270WC01 Category: Brassware Tag: Plastic Fittings Product ID: 6618 Reviews Related products Sale! 28Mm Brass Cxc Gatevalve £8.99 £6.74 Add to basket Sale! Radiator Plug & Vent Pack £1.55 £1.16 Add to basket Sale! 28Mm Brass G/Vle Bs5154 Short £7.88 £5.91 Add to basket Sale! 1/8″ Bsp Auto Air Vent £1.22 £0.92 Add to basket