Cart Remove item Thumbnail image Product Price Quantity Subtotal × Air stone 50mm ball shape to take 3mm hose £3.69 Air stone 50mm ball shape to take 3mm hose quantity £3.69 × 10 - In/out flapper valves (4) mushroom shape. **SPECIAL OFFER PRICE** (RRP £5.09) £0.42 10 - In/out flapper valves (4) mushroom shape. **SPECIAL OFFER PRICE** (RRP £5.09) quantity £0.42 Coupon: Apply coupon Update cart Cart totals Subtotal £4.11 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £4.11 (includes £0.68 VAT) Proceed to checkout