Air Operated Diaphragm Pumps - ARO Pump and Warren Rupp Sandpiper

R.F. MacDonald Co. services and sells boilers, pumps, composites and accessories for commercial and industrial applications.

Air Operated Diaphragm

Air Operated Diaphragm


ARO Pump


Southern CA, Nevada

• Standard Duty Ball – Metallic
• Standard Duty Ball – Non-Metallic
• Heavy Duty Flap – Metallic

Warren Rupp “Sandpiper”


Northern CA, Nevada

• Standard Duty Ball – Metallic
• Standard Duty Ball – Non-Metallic
• Heavy Duty Flap – Metallic
• Heavy Duty Flap – Non-Metallic
• Containment Duty – Metallic
• Containment Duty – Non-Metallic
• High Pressure – Metallic