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.

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.

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.

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.

Reviveaire LLC is a globally renowned manufacturer and provider of advanced air disinfection systems to safeguard indoor environments against airborne pathogens, focusing firmly on innovation and cutting-edge technology.

REYMSA Cooling Towers has been in the cooling tower business for 50 years and offers the best Non-Corrosive Cooling Tower on the market. All of our towers are CTI Thermal Performance certified.

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.

RFTN is a refrigeration and air conditioning company that provides top-notch residential, commercial, and industrial HVAC solutions. With a passion for enhancing indoor comfort and ensuring energy efficiency and sustainability, they offer a comprehensive range of air conditioning services, from installation and maintenance to consulting.

RGF Environmental Group Inc. a manufacturer of air, water, and food purification systems. They offer a broad range of patented and patent pending air purification technologies and solutions to almost any airborne problem, condition or application.

Rhodes and Stafford is a company that serves as a representative of companies like Diversitech, Southwark Metals, Berry Global, J. P. Lamborn, Uni-Weld, Hardcast, Glasfloss Industries, Honeywell Genesis Cable, Truaire, Soler&Palau, Fujitsu, JB Ind., Builder's Best, Pro1, Trion.

RHP Mechanical Systems has been leading the way in HVAC, plumbing, piping, and radiant systems since 1950. Their residential services include full heating, cooling, plumbing, and ventilation design, installation, replacement, and maintenance services for every kind of residence.

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.

RightTek excels in providing real-life Residential HVAC Training from entry-level classes to advanced specialized training for senior technicians. As an Army-approved Career Skills Program (CSP) provider, RightTek re-tools soldiers leaving active duty for a rewarding career in the Residential HVAC Industry.

Riley Sales is a distributor and service provider of HVAC needs. They cater to the industry by offering services for air ventilation and filtering to thermostats and sheet metal.

Rio Heating and Cooling in Burnaby, British Columbia, offers expert AC installation, repair, and comprehensive heating services. As a trusted local business, they ensure comfort during summer and winter. Their tailored services include furnace installation and repair, backed by skilled technicians who diagnose and resolve HVAC issues efficiently. They are committed to delivering precise, reliable, and satisfying results for varied comfort needs.

Ripley PR is an award-winning, global public relations agency providing services across a spectrum of industries, including skilled trades (home service - HVAC, plumbing, electrical; construction; engineering), B2B technology, manufacturing, franchising, and B2B professional services. It was named to Forbes’ America’s Best PR Agencies of 2021 list and has been ranked by Entrepreneur in the Best Franchise PR Agencies list three years in a row.

Ripple Energy makes clean energy ownership accessible and affordable for everyone, everywhere. Ripple will enable energy consumers around the world to part own large scale wind farms and solar parks and have the clean, low cost electricity they produce supplied to their homes. Their utility partners supply the electricity from the wind farms and solar parks to their owners’ homes via the grid.

Rite Way Heating, Cooling & Plumbing is a local plumber and HVAC company, serving home and business owners across Tucson, Arizona, USA. They offer a wide range of heating, cooling, and plumbing products, including air conditioners, furnaces, heat pumps, hot water tanks, and water conditioning systems.

Rittal, headquartered in Herborn, Hesse, Germany, is a globally renowned provider of solutions for industrial enclosures, power distribution, climate control and IT infrastructure, as well as software and services. Its broad product range includes infrastructure solutions for modular and energy-efficient data centers with innovative concepts for the security of physical data and systems.

RK Mechanical Air Services prides itself on being the trusted HVAC partner for residential and commercial clients across Placer, Sacramento, Yolo, Napa, Sonoma, and Marin counties. Since 2019, after partnering with FA & AO, their locally owned business has grown and now operates broadly in Northern California, delivering top-tier heating, cooling, air conditioning, ventilation, furnace repair, air quality solutions, and HVAC maintenance.

At RM Additions, they are passionate about transforming ordinary spaces into extraordinary living spaces that enrich lifestyles and adds value to homes. With their years of experience in the building industry, project management, and finishing, they are dedicated to bringing their renovation dreams to life.

Robert A. Nowak HVAC understands the importance of a comfortable and well-regulated indoor environment. As the premier Buffalo-area HVAC service provider, they bring decades of experience, unwavering expertise, and a commitment to excellence that sets them apart. They proudly offer both residential and commercial HVAC solutions.

Robert Heath Heating provides domestic heating service, maintenance, and installation for private clients and social landlords. Competitive service for both residential and commercial gas services.

Robert Madden Industries is a heating and air conditioning wholesale distributor offering Carrier, Bryant, Payne, and Day & Night equipment and parts, as well as a generous line of supplies.