Check Valve to take 3mm hose see 2559 above 1 × £5.78
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