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.

RAC Sales Inc. are representing manufacturers of HVAC/R equipment and supplies to wholesalers in multiple states.

Ronald Chambless has owned RC's A/C & Heating since 1994 when he began his company from his home functioning from the back of the little Mazda pickup.

RCD Corporation Mastics are air duct sealants that save energy by sealing leaking air conditioning, heating, and HVAC air ducts in forced air heating and cooling systems.

Reflectix Inc. are manufacturers of duct liner, duct/pipe insulation, outdoor duct insulation, and concrete slab insulations.

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

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.

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.

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.

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.

Rinnai is a manufacture of heating and cooling equipment. Some of their products are water controllers, temperature controllers, LS 800 Gas Fire, inverter cassette and more.

Roberts-Gordon LLC is the leading manufacturer of energy efficient, gas-fired, low-intensity infrared heating systems and controls for commercial, industrial, and residential applications.

Robson Thermal Mfg. Ltd. is a Canadian manufacturer of fire rated canvas and regular canvas, lagging, coatings, and adhesives for mechanical insulation, HVAC, and other trades.

RMIS is a representative of Heating, Ventilation and Air Conditioning products in the Intermountain West. They also offer product training at our location including HVAC Training, plumbing certifications catered to both mechanical contractors and wholesaler personnel.

Roen Est is a renowned solutions provider for the design and production of heat exchangers. Established in 1983, as a manufacturer of finned pack heat exchangers, the company is considered a reference point for its technology and broad array of solutions for air conditioning, refrigeration, heating, and cogeneration.

Rubber World Industry LLC was established in 1993 to manufacture a comprehensive and versatile range of technically advanced Rubber NBR Insulation products. Part of the Shaikhani Group of Companies, RWI is a pioneer UAE national enterprise that has become an industry leader in the entire Gulf and South-East Asia region.

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.

RUSAL is a pioneering company in the aluminum industry, producing metal with a low carbon footprint. 90% of the Company's aluminum is produced from renewable electricity, and by implementing innovative and energy-saving technologies RUSAL can reduce greenhouse gas emissions at all production stages. This has enabled RUSAL to become one of the first in the world to master the production of 'green' metal under the ALLOW brand.

SANI-VAC Service provides high-quality indoor air cleaning services, including HVAC units, air ducts, and kitchen exhaust cleaning for commercial, industrial, and institutional organizations. It offer much heating and cooling cleaning services including air duct cleaning, ventilation cleaning, coil cleaning, HVAC cleaning, commercial kitchen exhaust degreasing, cooling tower cleaning, and ductwork inspections.

Santa Fe Indoor Air Quality Solutions is located in Madison, Wisconsin, and is part of Therma-Stor. Therma-Stor was established in 1977 to apply advanced heat transfer technologies to residential and commercial markets. In addition to the Santa Fe brands, Therma-Stor® also manufactures Quest™ commercial dehumidifiers and the Phoenix™ line of restoration equipment.

SAWIN Service Automation, Inc. is a provider of turn-key business solutions designed specifically for the service and installation industry since 1984. They provide a wide range of HVAC solutions, including heating and cooling, refrigeration, plumbing, security alarms and building automation systems.

SCADAR is an advanced portfolio of compressed air auditing solutions developed to arm service providers with the tools necessary to conduct forensic compressed air audits and offer a competitive advantage in an increasingly competitive marketplace by helping service providers add value to their customers.

Schebler Chimney Systems is a manufacturer of positive pressure venting systems providing complete design of boiler flue, generator exhaust, and grease duct systems tailored to the demands of today's appliances.

SCP Ltd. is a globally renowned manufacturer of hot surface igniters for HVAC for over 25 years, offering silicon carbide and silicon nitride solutions for gas furnaces, boilers, and heaters.

S.E. Burks Sales Company is a manufacturers representative offering HVAC solutions and equipment to commercial and industrial clients across the State of Virginia.

Sheet metal duct, pipe and fittings for the HVAC industry; green label zero leakage fittings, Seal-Tite Rx antimicrobial duct and fittings.

Since 1935, Sealmaster bearings are the industry's preferred bearing product, known for its premium-quality mounted ball-bearing line, as well as its mounted roller bearings.

Sears Heating & Cooling was founded by Johnny and Lillian Sears in 1950. They believed that Columbus needed a reliable heating and cooling company to keep families warm during the harsh winters and cool during the hot summers.

Semper Fi Heating & Cooling, LLC offers residential air conditioning repair, installation, and maintenance services to customers in the U.S. They want to give all the customers, including the local military veterans, the best deal, the best products, and the best warranty in the cooling and heating business.

SenerTec GmbH, based in Schweinfurt, has been producing and selling the badger (Power plant for heat and electricity) since 1996. The company works on the principle of cogeneration and generates heat and electricity at the same time, because it uses the fuel (natural gas, liquid gas) used extremely efficiently.