Robert Brown Associates, Inc. offers several lines of air operated diaphragm pumps ranging in size from 1/4" to 3". Flow rates on air operated diaphragm pumps rang up to 225 gpm with both metal and plastic construction and bolted or clamp designs.

Springer Pumps, LLC offers a variety of air operated double diaphragm pumps in either metal or plastic construction. The husky 307 line of air operated double diaphragm pumps are 3/8" in size, and feature 7 gpm flow rates, aluminum center section material and acetal, stainless steel or polypropylene seats. Additional air operated diaphragm pumps include the Husky 205 line featuring 1/4" design, polypropylene center section ball seating and 5 gpm flow rates.

The Pump Shop, Inc. offers air operated double diaphragm pumps from 3/4" to 3" in size. Pumps are designed for continuous or intermittent operation at low or high pressure.

Versa-Matic offers air operated double diaphragm pumps in bolted or clamped configurations. U2 bolted aluminum air operated double diaphragm pumps feature 2" sizing, adjustable flow rates up to 175 gpm, dry suction to 20' and .5" air inlet.