Cart Remove item Thumbnail image Product Price Quantity Subtotal × Socket 1/2 inch BSP F/F £2.53 Socket 1/2 inch BSP F/F quantity £2.53 × 100m REEL silicone airline tubing CLEAR 3mm internal bore £87.99 100m REEL silicone airline tubing CLEAR 3mm internal bore quantity £175.98 × Socket 1/2 inch BSP F/F £2.53 Socket 1/2 inch BSP F/F quantity £5.06 × Sealing ring small. £0.00 Sealing ring small. quantity £0.00 × 4-Lid ONLY for Koi Air 50/65 £0.00 4-Lid ONLY for Koi Air 50/65 quantity £0.00 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above quantity £5.78 × 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 £9.46 × Check Valve to take 3mm hose see 2559 above £6.07 Check Valve to take 3mm hose see 2559 above quantity £6.07 × 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 × 27 - Steel multi-outlet air fitting 8-way. £5.78 27 - Steel multi-outlet air fitting 8-way. quantity £11.56 × 5 - Cover lid top seal £0.00 5 - Cover lid top seal quantity £0.00 × Spare diaphragm only, pack of 2 £0.00 Spare diaphragm only, pack of 2 quantity £0.00 × 29-Steel multi-outlet air fitting 12-way. £0.00 29-Steel multi-outlet air fitting 12-way. quantity £0.00 × 12, 29 - Diaphragm (1) with protective Teflon washers (2) discontinued. £0.00 12, 29 - Diaphragm (1) with protective Teflon washers (2) discontinued. quantity £0.00 × Spare coil and lead £0.00 Spare coil and lead quantity £0.00 × 2, 3-Intake foam seal + intake foam filter. **SPECIAL OFFER PRICE** (Usual price £3.05). Only 2 remaining in stock. £1.14 2, 3-Intake foam seal + intake foam filter. **SPECIAL OFFER PRICE** (Usual price £3.05). Only 2 remaining in stock. quantity £1.14 × 2, 3, 5, 6, 10, 11, 12, 14, 29 & 32 - Annual maintenance master spares kit - better value. £18.99 2, 3, 5, 6, 10, 11, 12, 14, 29 & 32 - Annual maintenance master spares kit - better value. quantity £18.99 × Rubber feet - sorry not available £0.00 Rubber feet - sorry not available quantity £0.00 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above quantity £5.78 × 22, 23, 35-'L' shaped pipes (2) with connectors (4) and clips (4) £0.00 22, 23, 35-'L' shaped pipes (2) with connectors (4) and clips (4) quantity £0.00 × 100m REEL silicone airline tubing CLEAR 3mm internal bore £87.99 100m REEL silicone airline tubing CLEAR 3mm internal bore quantity £87.99 × 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 Coupon: Apply coupon Update cart Cart totals Subtotal £331.89 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £331.89 (includes £55.30 VAT) Proceed to checkout