Tag Archive: HDF2 Diaphragm Pumps

Sandpiper Pumps (Division, Warren Rupp): Updated HDF2 Diaphragm Pump

Posted on by R Andrew Springer

Less Pump Parts = Improved HDF2 Diaphragm Pump

Now in design Level 6, the Sandpiper Pump, Heavy Duty Flap Valve 2” Pump (HFD2) is new and improved.  The reduction in pump parts will extend diaphragm pump life, reduce pump maintenance cost, down time and operating costs. Sandpiper Pumps previously labeled: HDF2, DB5A are now HDF2, DB6A.

Old Sandpiper Pump Parts HDF2 Design Level 5

Sandpiper HDF2 Before

Sandpiper Pumps’ HDF2 Upgrades:

  • Changed from stamped flap valve seats to heavy duty seats with integral seal

  • (more…)