Know Our Other Brands

Industry-leading fluid management from Ingersoll Rand

In 2019, Ingersoll Rand acquired Precision Flow Systems (PFS), a leading provider of fluid management systems with nine world-class brands. Combined with ARO, these brands serve mission critical applications including water, agriculture, food and beverage, pharmaceuticals and process industries. 


 style=BuTech valves and systems are designed to deliver the longest life and most reliable performance for critical pressure control systems operating in severe environments. BuTech components are available in virtually any alloy and can handle pressures from vacuum to 150,000 PSI (10,340 Bar) and temperatures from -432ºF (-253ºC) to over 1200ºF (649ºC).

Burbank, California USA | 1.818.843.4000 |


 src= Dosatron water-powered, non-electric chemical injectors are the easiest and most reliable method for accurately injecting chemicals into water lines. Dosatron injectors work using volumetric proportioning, ensuring that the chemical mixture remains the same regardless of variations in pressure and flow. What’s more, since these injection systems are powered by water, no electricity is required for operation – driving efficiency throughout your process.

Tresses, France | +33-5 57 97 11 11


 style=For more than 50 years, Hartell has been supplying a full line of innovative, high quality condensate, wastewater, ice machine and general purpose pumps and accessories to the HVAC, plumbing and refrigeration industries. We design Hartell pumps for fast and easy installation by contractor customers. Hartell provides pumps that are easy to install, trouble-free to maintain and eliminate customer callbacks.

Ivyland, Pennsylvania USA |


 style=Haskel designs and manufactures gas boosters that are the industry benchmark for durability, safety and reliability. Ideal for a broad range of industrial gas services – including gas pressure increases, high-pressure gas transference, cylinder charging and scavenging – Haskel pneumatic-driven gas boosters are capable of producing pressures up to 39,000 PSI (2690 Bar). We work closely with customers to develop innovative solutions to their most critical challenges, backing every unit shipped with a global service and support network, as well as our decades of high-pressure expertise.

Burbank, California USA | 1.818.843.4000 |


 style=LINC level and flow switches monitor a variety of liquids and provide a pneumatic or electric signal to activate alarms, operate valves, or start and stop pumps. All LINC level and flow switches are made to order from 316 stainless steel to meet the exact application requirement.


Ivyland, Pennsylvania USA | 1.215.441.0800 |


 style=LMI chemical metering pumps are the standard for water treatment professionals around the world, delivering versatile performance for flow-proportional applications involving slurries and high viscosity chemicals. We are the trusted supplier for industrial, commercial, residential, agricultural and OEM markets, backing our products with a global network of stocking distributors and service centers for immediate delivery.

Ivyland,Pennsylvania USA | 1.215.441.0800 |

Milton Roy

 style=Built on a strong reputation of reliability, Milton Roy combines vast industry experience, a proven track record and a culture of continuous technological improvement to deliver the most reliable, comprehensive range of metering pumps and mixing technology available on the market today. Milton Roy pushes boundaries by anticipating and responding to challenges faced by industries worldwide and provides customized solutions to meet our customers’ applications. Every piece of equipment is engineered to exceed expectations and is backed by a global network of highly trained field engineers and world-class after-sales support.


Ivyland, Pennsylvania USA | 1.215.441.0800 |

Milton Roy Mixing

 style=Milton Roy Mixing offers two ranges of floating agitators – the Helifloat® and Turboxal® – designed to work effectively for the suspension and homogenization of solid particles in water treatment basins or tanks. These floating agitators offer an economical and energy efficient investment, which produces high displaced volume over a wide treatment area (approx. 12 m diameter); and with no need for a specific structure to be laid, they offer quick and easy installation. Plus, their standard parts mean that maintenance requirements over the unit’s life cycle are minimal.

Pont-Saint-Pierre, France | +33 (0) |


 style=Williams pneumatic chemical metering pumps are ideally suited for precise injection services as they relate to a wide variety of chemicals. Made from 316 stainless steel – which offers superior chemical compatibility and resistance – these pumps can handle low volumes, high pressures and more. Plunger, diaphragm and hydraulically actuated diaphragm designs are available, all of which include the ultra-precise MK XIIA controller, which generates pneumatic pulses to stroke the pump.

Ivyland, PennsylvaniaUSA | 1.215.441.0800 |


 style=For the past 60 years, YZ Systems has provided the energy industry with the odorization and sampling systems they require to keep the environment safe. We manufacture our gas and liquid sampling systems with quality and precision, to provide you with a simple, reliable representative sample month after month, year after year; while our innovative odor injection systems accommodate a wide range of performance requirements, keeping your worksite safe from hazardous leaks. Commitment to quality is our top priority, ensuring the protection of your most precious assets.

Ivyland, PennsylvaniaUSA | 1.215.441.0800 |