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 × 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 × 10 & 11 - Carbon foam pad and polymer wool pad, pack of 6 of each, replacement recommended every six weeks £25.22 10 & 11 - Carbon foam pad and polymer wool pad, pack of 6 of each, replacement recommended every six weeks quantity £25.22 × Spare diaphragm only, pack of 2 £0.00 Spare diaphragm only, pack of 2 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 × 8 - Rubber base feet (set of 4) £0.00 8 - Rubber base feet (set of 4) quantity £0.00 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above quantity £11.56 × Check Valve to take 3mm hose see 2559 above £5.78 Check Valve to take 3mm hose see 2559 above quantity £5.78 × 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 × 24-In /out flapper valves (4) mushroom shape £0.00 24-In /out flapper valves (4) mushroom shape quantity £0.00 × 9, 10, 24, 30, 31-Valve chamber including flapper valves £0.00 9, 10, 24, 30, 31-Valve chamber including flapper valves quantity £0.00 × 7, 8-Base with feet for Koi Air 50/65 £0.00 7, 8-Base with feet for Koi Air 50/65 quantity £0.00 × Silicone airline tubing CLEAR, internal bore 3mm. We will cut this to the continuous length you require (whole metres only - maximum reel length 100 metres). Price shown is per metre. Silicone tubing is recommended for use with air pumps. £0.88 Silicone airline tubing CLEAR, internal bore 3mm. We will cut this to the continuous length you require (whole metres only - maximum reel length 100 metres). Price shown is per metre. Silicone tubing is recommended for use with air pumps. quantity £0.88 Coupon: Apply coupon Update cart Cart totals Subtotal £56.67 Shipping Calculate shipping Country / region: Select a country / region… IrelandIsle of ManUnited Kingdom (UK) State / County: City: Postcode / ZIP: Update Total £56.67 (includes £9.44 VAT) Proceed to checkout