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 × 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 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above 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 × 4-Lid ONLY for Koi Air 50/65 £0.00 4-Lid ONLY for Koi Air 50/65 quantity £0.00 × Spare diaphragm only, pack of 2 £0.00 Spare diaphragm only, pack of 2 quantity £0.00 × 24-In /out flapper valves (4) mushroom shape £0.00 24-In /out flapper valves (4) mushroom shape quantity £0.00 × Check Valve to take 3mm hose see 2559 above £6.07 Check Valve to take 3mm hose see 2559 above quantity £6.07 × 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 × Double wire hose clip 32mm (1¼ inch), each. Material galvanised mild steel, colour may vary due to coating £1.62 Double wire hose clip 32mm (1¼ inch), each. Material galvanised mild steel, colour may vary due to coating quantity £1.62 Coupon: Apply coupon Update cart Cart totals Subtotal £47.31 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £47.31 (includes £7.87 VAT) Proceed to checkout