Home / Plumbing / Brassware / 20Mm X20Mm Brass Poly Stopcock Sale! 20Mm X20Mm Brass Poly Stopcock£11.57 Original price was: £11.57.£8.99Current price is: £8.99. This product is available for pickup in Orpington. 20Mm X20Mm Brass Poly Stopcock quantity Delivery Store Collection SKU: 11007WC01 Category: Brassware Product ID: 6542 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 1/8″ Bsp Cp Manual Air Vent £0.51 Add to basket 1/4″ Brass Air Vent £0.86 Add to basket