A World-leading brand of Ingersoll Rand ARO is fluidintelligence—the smart choice in fluid management products forIndustrial operations. Our air-operated diaphragm pumps, pistonpumps, filters, regulators, lubricators, lubrication equipment, andpneumatic valves/cylinders are expertly engineered to deliverperformance and serviceability. Thats why ARO is fluidintelligence, the smart choice in fluid management products forindustrial operations. With an 85-year legacy of premier productperformance and service excellence, ARO provides fluid managementequipment for customers and industries around the globe, includingchemical, manufacturing, energy, pharmaceutical, mining, and more.