Cart Remove item Thumbnail image Product Price Quantity Subtotal × Black anti kink hose, 19mm (¾ inch) per metre £2.86 Black anti kink hose, 19mm (¾ inch) per metre quantity £2.86 × 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 × 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 × Air stone 50mm ball shape to take 3mm hose £3.69 Air stone 50mm ball shape to take 3mm hose quantity £3.69 × Spare coil and lead £0.00 Spare coil and lead quantity £0.00 × 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 × Socket 1/2 inch BSP F/F £2.53 Socket 1/2 inch BSP F/F quantity £2.53 × 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 × 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 × 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 Coupon: Apply coupon Update cart Cart totals Subtotal £26.03 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £26.03 (includes £4.33 VAT) Proceed to checkout