Air Operated Double Diaphragm Pumps.  Wilden, ARO, Warren Rupp, Yamada.  Click on Wilden Pump link on left to learn more about these type of pumps.

Metering Pumps.  LMI, Neptune, and Precision are just a few of the names.
Click on LMI on left to learn more about their pumps.

Centrifugal Pumps (Metal).  Gusher, Peerless, Crane Deming,  and Burks, are just a few of the hundreds of manufacturers that make centrifugal pumps.  Many are not around anymore but contact us on any centrifugal pump need.

Centrifugal Pumps (Plastic).  When you have chemicals to pump there is a wide variety of choices in these pumps.  Price Pump, Webster,  and Jabsco are just a few of the brand names.

Magnetic Driven Pumps.  These pumps do not use mechanical seals.  Instead they use high powered magnets to turn the impeller providing no leak operation.  Top names include March Pumps, Iwaki, and Finish Thompson.

Drum Pumps.  These are sometimes called transfer or barrel  pumps.  
Flux Pumps are the top in their field.  Others include  Lutz and Finish Thompson.
To learn more about the Flux Pump line click on the link on the left.

High Pressure Piston/Plunger Pumps.  For pumping water at a high pressure for cleaning, car wash or other applications.  Cat Pumps and Aplex/Myers are examples.