PP-L Health Technology Solutions specializes in the design, specification and provision of scientifically proven systems and technologies to reduce the transmission of harmful bacteria and viruses, including COVID-19. They audit air ventilation systems to maintain performance and increase lifespan of all components as a secondary benefit.

Pratt Plumbing's dedication to providing excellent plumbing service is unrivaled by its competitors. Family-owned and operated since 1963, they have been leaders in the plumbing industry for almost 50 years.

Precise Air is one of Australia’s national providers of heating, ventilation and air conditioning (HVAC), fire and bundled MFEP (mechanical fire electrical and plumbing) maintenance and building and essential services.

Price is a pioneer in supplying air distribution, critical controls, and noise control products. After more than 60 years, Price remains a privately held family company with a deep heritage and commitment to innovation and service.

Pro Kontrol is a wholesaler in electronic, pneumatic and electric HVAC/R controls. Pro Kontrol also offers a variety of training courses, ranging from basic HVAC concepts to specialized vendor-specific product training.

Propous is one of the largest independent suppliers of gas and oil burner’s spare parts, valves, air heaters, and HVAC products. The success of the company can be attributed to its efficiency, reliability, technical knowledge and an understanding of the customer’s requirements.

ProtoCool has evolved to offer air conditioning and ventilation to homes and businesses across the south, specializing in keeping families comfortable all year round.

PSR Mechanical, established in Seattle in 1945 serves clients throughout the Puget Sound Region. PSR is a division of Service Logic, the largest privately held Energy and HVAC Mechanical Services Companies in the United States.

Established in 1969, Purafil is a globally-renowned provider of molecular air filtration and indoor air quality (IAQ) solutions. They also provide a wide range of air filtration, air conditioning, odor control, corrosion control, toxic gas filtration, monitoring and chemical filtration solutions.

PureAC is the first automated disinfecting device for window & wall-mounted air conditioning and heating systems that instantly kills and inhibits mold, mildew, bacteria, and germs. It's the perfect solution for in-between professional servicing.

QE QUALITY is a fully integrated design, manufacturing, and distribution company in the HVAC/R industry. They also offer copper tubing, cold controls, copper fittings, contactors, fan blades, hard start kits, motors, thermostats, timer defrost controls, transformers, vibration eliminators.

Qolsys Inc is a pioneer residential and commercial security and smart-home manufacturer. They provide smart thermostat, video monitoring, energy management and home automation.

Qualityair Engenharia started offering maintenance services in building installations, covering the areas of Air Conditioning, Electrical, Hydraulics and Civil. They provide Building Maintenance, Engineering, HVAC Maintenance, Technical Assistance in Air Conditioning, Air Conditioning Installation, Maintenance in VRF System.

R. Williamson & Associates has been providing industry with clean, comfortable air. They provide an interactive experience, having engineers and technical sales representatives on staff with more than 135 years of air systems design experience.

Reece Group offers a wide variety of products to reputable brands supplying mechanical services, air conditioning, spare parts and heating and cooling. They also provide dedicated support and technical expertise for their products.

REFCO Manufacturing Ltd. manufactures HVAC/R service products and mini split condensate pumps.

Refricenter International is a wholesaler/exporter of heating, ventilation and air conditioning parts, supplies and equipment.

Refrigeration Design Technologies (RDT) designs and manufactures refrigeration systems for food service operations. RDT has equipment in many restaurants, hotels, casinos, universities, hospitals, prisons, corporate dining facilities, sporting stadiums and theme parks.

REHAU is a manufacturer of radiant heating/cooling and geothermal systems that distribute energy uniformly and efficiently. All their systems are supported by REHAU's reliable RAUPEX® crosslinked polyethylene (PEXa) pipes.

Reliable Controls Corporation specializes in the design and manufacture of internet-connected building controls and green BACnet building automation systems. They provide simple, flexible, and sustainable controls which balance the comfort, efficiency, and greenhouse gas reductions of commercial buildings all around the world.

Reliable Heating & Air has been serving all of Metro Atlanta's communities offering heating, cooling, plumbing, and electrical services, indoor air quality, duct cleaning, insulation, and home and building performance for both residential and commercial customers.

Rensair is a specialist in air purification, protecting, and enhancing lives through clean air. Its patented technology combines H13 HEPA filtration with germicidal UVC light, was developed to meet the strict standards of Scandinavian hospitals, and is independently validated by scientific research laboratories. Rensair air purification units meet all the standards recommended by the US EPA and UK SAGE committee in their respective reports.

Resolute is a well-capitalized, deeply experienced company focused on growth by providing service to a wide spectrum of customers in the HVAC industry. They provide Rental Chillers, Compressors, RSR's, HVAC, HVACR, Rental Heat, Rental Power, Rental AC, Rental Dehumidification, Rental Fans, Rental Air Handlers, Rental Cooling Towers, Rental Generators and much more.

When its cold outside, Reznor brings the heat. For more than 90 years, they’ve delivered reliable, high-efficiency unit heaters to their customers. Their unit heaters feature attractive, high-gloss exteriors, components engineered for quality, and a complete range of options to fit any application. And, many of their high-efficiency unit heaters qualify for rebates or subsidies from local governments or utilities.

Riello is a pioneer in products and services for heating, air-conditioning and energy efficiency. Riello is a part of Carrier, a global provider of innovative HVAC, refrigeration, fire, security and building automation technologies.

Ritchie Engineering Inc. offers a complete line of HVAC&R service and installation tools including recovery, vacuum pumps, hoses, test and charging manifolds, gauges, leak detection and electronic testing equipment, and service tools.

RLS Logistics is a third-generation family-owned third-party logistics provider (3PL) specializing within the cold chain. The company is a frozen & refrigerated temperature-controlled logistics provider offering LTL and TL transportation, cold storage warehousing, and e-commerce fulfillment services.

Robertshaw has been creating and implementing innovative solutions throughout its history. Robertshaw continues to develop ground-breaking solutions that make products more effective, more efficient, and more attainable. They specialize in air conditioning, cooking. dishwashing, refrigeration, heating products.

Robuschi was founded in 1941 and has been growing ever since. They believe firmly in innovation and investing in modern machining systems and state-of-the-art production processes. They are proud to be recognized amongst the global leaders in the production of oil-free compressors at low pressure, lobe blowers, liquid ring vacuum pumps, and centrifugal pumps.

INNORAPID LIMITED with brand RPWORLD, founded in 2003, is committed to high-mix, low-volume manufacturing services. Over more than 19 years, RPWORLD has been providing customized one-stop manufacturing solutions for 20,000+ projects from 40 countries around the globe, becoming one of the fastest and most comprehensive manufacturing suppliers in the world.