Air stone 50mm ball shape to take 3mm hose 1 × £3.69
Spares kit, comprises 1 x diaphragm, 2 x valve flappers, 2 x valve retainers, 1 x gasket, 1 x pivot plug, 1 x handy screwdriver / spanner, air filter pad and full instructions. Also sold as 2541 1 × £10.98
