RefTec International manufactures and supplies the heating, ventilating, and air conditioning industry with standard and customized refrigerant recovery, purge, and chiller pressurizing equipment. These units, among others, are used as service tools in the HVACR industry.

REFTECO offers a wide range of tailor made chillers suitable for industrial refrigeration, commercial refrigeration and process cooling (oil & gas industry, ice rinks, etc.). The product lines are available for indoor or outdoor installations and for ammonia or HFC refrigerants. All product ranges are designed to provide low energy consumption, reduced refrigerant charge and low maintenance cost.

RegaVent offer a range of MVHR units, ducts and accessories to suit a range of projects and construction types. Rega offer a free no obligation design service, just send plans of the project and they will produce a layout and quotation specific to their requirements.

Regal Beloit Corporation is a leading global manufacturer of air flow, motion control, power transmission and power generation solutions used in commercial, industrial and residential applications.

Regal Inc. offers a full range of heating and cooling services with their nationally trained technicians for ones home and business. Their product range includes gas furnaces, oil furnaces, boilers, radiant floor heating, heat pumps, geothermal systems, hybrid heat systems, roof-top units, electric heating, zone control, air purification, system balance, freon leak detection, ventilation, humidifiers, to name a few.

Regin HVAC Products Inc. are manufacturers of leak detectors, draft gauges, damper hardware, humidistats, expansion joints, air leakage testers, relay testers, leak test tools, hygrometers, and voltmeters.

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.

REHVA is The Federation of European Heating, Ventilation and Air Conditioning associations founded in 1963. REHVA's mission is to develop and disseminate economical, energy efficient, safe and healthy technology for mechanical services of building; to serve its members and the field of building engineering (heating, ventilation and air conditioning) by facilitating knowledge exchange.

Reliable Architectural Products is a pioneer in louvers, hurricane impact louvers for PTAC applications, penthouses, screens, brick and block vents, dampers and sunshades.

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.

Since 1961, Reliable Louvers has been supplying architectural and mechanical louvers for the construction and hospitality industries. With a state-of-the-art paint and anodizing finish lines, in-house full-service sheet metal shop and a full-time engineering staff, they have the capabilities to meet any needs.

Reliance Home Comfort provides a full-menu of HVAC services in Maple Ridge, B.C. for homeowners and businesses alike. Whether one needs a furnace repair in Vancouver or a new water heater in Maple Ridge, Reliance Home Comfort has an installation or repair service for home. They also offer 24/7 emergency plumbing and have new UV air purification systems available.

RWC and its family of brands develop safe, sustainable, and efficient solutions to help shape a better world. We engineer and innovate products to integrate seamlessly within the modern built environment. RWC and its family of brands transform performance and efficiency for plumbing and heating, smart homes, and specialist industries around the world.

Remeha specializes in providing energy-efficient, sustainable and economical heating solution for commercial applications. They are a pioneer of condensing boiler technology. Their products include high-performance renewable and low carbon heating solutions, such as Combined Heat and Power (CHP) and Gas Absorption Heat Pumps (GAHP) that can be installed alone or combined with boilers to create a low carbon plant room.

Renew East Ltd was born with the aim of having a positive effect on the environment and making sustainability accessible to all. It aims to simplify the process of installing an air source heat pump in the home while providing exceptional and innovative service to customers.

Renewable Equipment Solutions (RES) specializes in the design and supply of bespoke renewable equipment for domestic and commercial premises across the United Kingdom (UK). They offer industry-renowned equipment, comprehensive system designs, and expert technical support. They are a MCS accredited, HEIS consumer code member, TrustMark registered and NICEIC approved company.

RenewAire has been a pioneer in improving people's health, cognitive function, productivity and well-being by enhancing IAQ via Energy Recovery Ventilation technologies.

Renroc Group was established in 1991 to revolutionize and optimize Australian Industry. The company began by supplying pumps and fluid handling systems to many industries. The company is now a diversified specialty equipment and services supplier including pumps and polymeric coatings. Serving, Oil & Gas, Power, Renewables, Water & Waste Water, Food & Beverage, Chemical, and HVAC markets.

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.

Rescue Air Heating and Cooling is focused on providing residential HVAC installation, repair, and maintenance throughout all of North Texas. They have upfront, no surprise pricing, so their customers know exactly what they’re paying for in advance. They're based in Richardson, Texas with a focus on Dallas, and are proud to serve all of the DFW Metroplex.

Research Products Corporation educates homeowners about air quality and provides them with innovative solutions they can depend on.

Resideo Technologies Inc. is dedicated to providing its customers with integrated, simple solutions, ensuring homeowners safety, productivity and comfort in their homes.

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.

Resource Data Managemen offers a range of over 500 hardware and software products for heating, ventilation, air conditioning, refrigeration, building and energy control applications

Resource Innovations is a women-owned, community-focused environmental consultancy working to transform the model of resource efficiency and create sustainable impacts that benefit everyone. With deep roots in energy efficiency program design and implementation, Resource Innovations is a renowned player in the HVAC industry with innovative program solutions, working with community organizations toward a collaborative economy.

The Retrofit Academy is the driving force in retrofit knowledge and skills: building the supply chain with government, industry & education providers.

Revac Systems offers World Class Commercial Kitchen Exhausts that keep your Kitchen environment conducive to human comfort despite changes in internal heat loads from burners, ovens, and Electrical fryers. Their projects cover the supply of all kinds of Kitchen Ventilation equipment like Hoods, Ducting, Blowers, Electrostatic Precipitators, Makeup Air Units, Grease Filters, etc.

Revcor, Inc. develops Revolutionary airflow solutions for a wide variety of OEM companies in diverse industries. Established in 1946, Revcor's products include custom fan blades, blower wheels, and blower assemblies.

Even today, the original 561 Rogers Road facility is still part of the Reversomatic family. The company has grown significantly over the years. Reversomatic now boasts 5 facilities across the Toronto region, including a plant in Brampton, Ontario. In addition, Reversomatic also has a facility in Sarasota, Florida to service the US market. Starting from a single fan in 1972, proudly feature an extensive product line of fans and accessories.