Home / Plumbing / Brassware / 3/8″ Bottle Auto Airvent+Valve Sale! 3/8″ Bottle Auto Airvent+Valve£6.47 Original price was: £6.47.£4.99Current price is: £4.99. This product is available for pickup in Orpington. 3/8" Bottle Auto Airvent+Valve quantity Delivery Store Collection SKU: 29020WC01 Category: Brassware Product ID: 6775 Reviews Related products Sale! Wras 28Mm Dzr Bs5154 Gatevalve £13.67 Original price was: £13.67.£10.99Current price is: £10.99. Add to basket 1/8″ Bsp Brass Manual Air Vent £0.59 Add to basket Sale! 22Mm Brass Cxc Gatevalve £5.87 Original price was: £5.87.£4.99Current price is: £4.99. Add to basket 1/8″ Bsp Cp Manual Air Vent £0.51 Add to basket