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.

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.

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.

Rheem is a manufacturer of heating, cooling, water heating, pool/spa heating, and commercial refrigeration products. The company has an international presence in 14 countries. Their premium brands include Rheem, Raypak, Ruud, Eemax, Richmond, and Splendid, as well as commercial refrigeration brands Russell, Witt, ColdZone, and Kramer, which are part of the company’s Heat Transfer Products Group (HTPG) division.

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.

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.

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.

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.

RM Manifold Group, Inc, based in Fort Worth, TX, proudly manufacture's the following brands: US Draft Co - delivers pioneering technology for the chimney and venting industry LFSystems - focuses on the needs of the laundry exhaust, supply air, multi-family high rise systems and stairwell pressurization controls.

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.

At Robert B. Payne, Inc, they provide solutions like air conditioning, heating, installation, etc and is based out of USA.

Rockwell Automation helps manufacturers to succeed and grow with industrial automation control and information solutions designed to give the customers a competitive advantage.

Rosenberg USA, Inc. brings you air movement innovation with Rosenberg, Ecofit and ETRI brand fans. Rosenberg fans and blowers can be found in HVAC systems, as well as industrial and portable air conditioning; in air cooling for variable frequency drives (VFD), wind power generators and power converters, solar inverters, uninterruptable power supplies (UPS), transformers, heat sinks, fan coils, telecom racks and other industrial equipment.

Royal Aire, Lic provides solutions like Air conditioning, Heating, Solar, Insulation, Water Heating, etc and is based out of USA.

As a globally recognized professional body, everything that Royal Institution of Chartered Surveyors do is designed to effect positive change in the built and natural environments. Through their respected global standards, pioneering professional progression, and their trusted data and insight, RICS promotes and enforce the highest professional standards in the development and management of land, real estate, construction, and infrastructure.

Royce Industrial Compressor provides Industrial hermetic, semi-hermetic, open drive compressors and compressor units from 1 to 150 h.p.

The RSI Company manufactures and services the Typhoon A/C VPAC line, the Nesbitt Multizone and single zone lines, the Correct-Air line and OEM parts.

RunTru is a dependable HVAC brand, but at a price point that makes it the answer to heating and cooling needs. This new product is also designed, engineered, tested, and assembled in America.

Rush Health Systems provides health care services, ventilators, breathing apparatus and other medical equipment for the medical and rescue services. They also offer electronic health information software from Epic, leveraging Ochsner’s comprehensive tele-medicine capabilities, access to Ochsner’s nationally recognized billing systems, and other investments in state-of-the-art medical technology.

Ruskin is a manufacturer of innovative air control products, including manual, fire, smoke, combination fire/smoke, and industrial dampers, louvers, air measuring stations, sound attenuators, diffusers, and Energy Recovery Ventilators.

S&P USA Ventilation Systems, LLC is a producer of air movement products, ventilation systems and fans. They also provide Air Movement Products, Intake and Exhaust Systems, Ventilation Products, Fans and Blowers, Residential Ventilation, Commercial Ventilation, Bathroom Fans, and Inline Duct Fans.

Sager Electronics is a North American distributor of Interconnect, Power and Electromechanical components from leading manufacturers worldwide and a provider of value-add solutions. They provide a wide range of services, including electronics, distribution, power, thermal, interconnect, sensors, switches, relays, filters, motors, value add, electromechanical, circuit breakers, modular power, configurable, battery, and batteries.

Sales ​​Engineers Inc. is a manufacturers' representative selling to the heating, plumbing and specialty refrigeration markets. Their emphasis is on distributor oriented business with a contractor/dealer focus. They represent the following manufacturers: Purolator, Broan-Nutone, Gastite, Nortek Global HVAC, First Company, Lenox, Hilmor, Shurtape, and Thermaflex.

Salix Finance supports decarbonization and energy efficiency in the public sector by providing funding, support and expertise.