Extension tube rigid Black 30cm long. M/M threads, 1/2 inch BSP 1 × £5.54
Air stone 50mm ball shape to take 3mm hose 1 × £3.69
Spares kit comprises 2 x diaphragms, 4 x valve flappers, 4 x valve retainers, 2 x gaskets, 2 x pivot plugs, 1 x handy screwdriver/spanner, 1 x air filter pad and full instructions. Also sold as 2542. 1 × £13.88
Extension tube rigid Black 30cm long. M/M threads, 1/2 inch BSP 1 × £5.54
Black anti kink hose, 19mm (¾ inch) per metre 2 × £2.86
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. 1 × £0.88
10 & 11 - Carbon foam pad and polymer wool pad, pack of 2 of each (can be fitted either way round), replacement recommended every six weeks 1 × £12.73
7, 8-Base with feet for Koi Air 50/65 1 × £0.00
Air stone 50mm ball shape to take 3mm hose 1 × £3.69