Gem Silicon Parts Pack

Gem Pump Silicon Parts Pack - Diaphragm (x1), Duckbill Valves (x2), Flange (x1), O-Ring Seal (x2) Gem Pump Silicon Parts Pack includes all the Gem Pump Silicon Diaphragm, Duckbill Valves, O-ring Seals and Flange (your selected size 22mm, 20mm or 18mm). As the Gem Pump silicon parts are made from food grade silicon they are consumable parts and subject to replacement. Made from food grade silicon. Included: 1 x Diaphragm, 2 x Duckbill Valves and 2 x O-ring Seals, 1 x Flange (22mm, 20mm or 18mm).