Lower Housing Assy Santoprene Diaphragm

Restore your 12 volt pump to as-new performance with genuine Delavan spare parts.


  • All-in-one diaphragm kit for easy replacement to renew your pump
  • Thermoplastic rubber with excellent chemical resistance, flexibility and durability
  • Ideal for use in 12 volt spray pumps
  • Fits APD0265Q Delavan Fatboy 12 volt pumps.


We usually keep these in stock and will do our best to ship next working day.