The Gorman-Rupp Co. The Gorman-Rupp line of Prime Aire Plus priming-assisted pumps just got bigger with the addition of CD4MCu - Duplex Stainless Steel models. These pumps are designed to handle ...

The complete line of duplex three-way (six-port ... are commonly available in cast iron, cast steel and stainless steel. • Rotary Air Pumps, Model 25: Cast iron vanetype air pumps are available ...