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).