Cart Remove item Thumbnail image Product Price Quantity Subtotal × Extension tube rigid Black 30cm long. M/M threads, 1/2 inch BSP £5.54 Extension tube rigid Black 30cm long. M/M threads, 1/2 inch BSP quantity £5.54 × 9, 10, 28, 30, 31 - Valve chamber including flapper valves £0.00 9, 10, 28, 30, 31 - Valve chamber including flapper valves quantity £0.00 × 2 - Ceramic biomedia, 4 litres approx weight 1.26kg. Original unit supplied with approx 1.9kg £14.35 2 - Ceramic biomedia, 4 litres approx weight 1.26kg. Original unit supplied with approx 1.9kg quantity £14.35 × 2, 3, 5, 6, 12, 24, 32, 33, 34-Annual maintenance master spares kit (incorrectly called 1019938 in instruction booklet) £19.99 2, 3, 5, 6, 12, 24, 32, 33, 34-Annual maintenance master spares kit (incorrectly called 1019938 in instruction booklet) quantity £19.99 × 100m REEL silicone airline tubing CLEAR 3mm internal bore £87.99 100m REEL silicone airline tubing CLEAR 3mm internal bore quantity £87.99 × Spares kit comprises 2 x diaphragms, 4 x valve flappers, 4 x valve retainers, 2 x gaskets, 2 x pivot plugs, 1 x handy screwdriver/spanner, 1 x air filter pad and full instructions. Also sold as 2542. £13.88 Spares kit comprises 2 x diaphragms, 4 x valve flappers, 4 x valve retainers, 2 x gaskets, 2 x pivot plugs, 1 x handy screwdriver/spanner, 1 x air filter pad and full instructions. Also sold as 2542. quantity £27.76 Coupon: Apply coupon Update cart Cart totals Subtotal £155.63 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £155.63 (includes £25.93 VAT) Proceed to checkout