Cart Remove item Thumbnail image Product Price Quantity Subtotal × Double wire hose clip 19mm (¾ inch), each. Material galvanised mild steel, colour may vary due to coating £1.55 Double wire hose clip 19mm (¾ inch), each. Material galvanised mild steel, colour may vary due to coating quantity £1.55 × Spare air filter pads only, pack of 3 £5.78 Spare air filter pads only, pack of 3 quantity £5.78 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above quantity £5.78 × Polymer wool, pack of 6 £14.49 Polymer wool, pack of 6 quantity £14.49 × 25, 26 - Outlet connecter pipe and clips (2) £0.00 25, 26 - Outlet connecter pipe and clips (2) quantity £0.00 × 2, 3 - Foam air filter and seal. **SPECIAL OFFER PRICE** (RRP £3.05) £1.14 2, 3 - Foam air filter and seal. **SPECIAL OFFER PRICE** (RRP £3.05) quantity £1.14 × Double wire hose clip 25mm (1 inch), each. Material galvanised mild steel, colour may vary due to coating £1.78 Double wire hose clip 25mm (1 inch), each. Material galvanised mild steel, colour may vary due to coating quantity £1.78 × Air stone 50mm ball shape to take 3mm hose £3.69 Air stone 50mm ball shape to take 3mm hose quantity £3.69 × 5 - Cover lid top seal £0.00 5 - Cover lid top seal quantity £0.00 × Extension tube rigid Black 15cm long. M/M threads, 1/2 inch BSP £4.73 Extension tube rigid Black 15cm long. M/M threads, 1/2 inch BSP quantity £4.73 × 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 × 7, 8 - Base with feet for Koi Air 25 £0.00 7, 8 - Base with feet for Koi Air 25 quantity £0.00 × 3, 4 & 5 - Set of 3 foam pads, 1 each fine, medium and coarse £35.51 3, 4 & 5 - Set of 3 foam pads, 1 each fine, medium and coarse quantity £35.51 Coupon: Apply coupon Update cart Cart totals Subtotal £74.45 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £74.45 (includes £12.40 VAT) Proceed to checkout