Founded in 1968, HRAI is a non-profit trade association of manufacturers, wholesalers and contractors in the Canadian heating, ventilation, air conditioning and refrigeration (HVACR) industry. HRAI advocates a safe, responsible and fair industry where indoor environment systems and refrigeration processes are designed, installed and serviced by qualified professionals in order to ensure efficient and energy-conscious operation.

The Master Group is the largest independent HVAC-R distributor in Canada, with 34 branches and 4 distribution centres.

The Testing, Adjusting and Balancing Bureau (TABB) is an organization made up of top heating, ventilating, air conditioning and refrigeration professionals. Since 1981, TABB has set the certification standards for the HVAC industry. TABB is the first and only HVAC testing, adjusting and balancing certification program accredited by the American National Standards Institute (ANSI).

Thelen Mechanical provides professional heating, cooling, and plumbing services in the Twin Cities, North West Metro, and surrounding communities. They pride themselves on delivering exceptional service to their customers and their families at prices that won’t break the bank.

Thermco is the area’s premier agency representing manufacturers in the sale of heating, ventilating, refrigeration, air conditioning and plumbing products

The Thermo Pride brand stands for handcrafted products and hometown values: comfort, reliability, durability, quiet operation, and high efficiency. Together they provide real value and establish the Thermo Products benchmark.

Top-Notch Plumbing, Heating & Air are a trusted partner for plumbing services. They are expanding their offerings to include HVAC services in Greeley, Colorado, and across Northern Colorado. Committed to the same high standards that made their plumbing services a local favorite, they are excited to bring top-quality heating, ventilation, and air conditioning solutions to their clients.

TOSOT is an air conditioner sub-brand developed by Gree Electric Appliances, a world-famous enterprise. Supported by Gree’s powerful R&D strength and innovative industrial spirit, TOSOT has got a complete industry chain of residential air conditioners, central air conditioners and home appliances.

In 1957, Fred Lauten proudly founded Total Air & Heat Co. to provide top-quality air conditioning and heating service to local homes and businesses. The company is a rapidly growing multi-million dollar HVAC business.

Total Comfort Systems provide the best air conditioning, ventilating and heating services in San Diego, California. Their San Diego commercial HVAC Company performs the most comprehensive and cost-effective service, repair and preventative maintenance programs possible.

As a locally owned and operated company, Tri-Star Heating & Air takes great pride in their work and always goes above and beyond to provide their customers with the personal attention and top-quality services they deserve. Whether scheduling a routine maintenance appointment or service call for the HVAC equipment, their technicians will treat the service need with the utmost urgency.

At Tri-Tech Heating Inc., they provide a full range of residential heating and air conditioning services including heat pump, furnace and fireplace sales, installation and repair services.

Truficient HVAC Solutionsy are a full service HVAC company servicing the DFW Metroplex with a focus on energy efficiency and mini split installations.

TruTech Tools Ltd. is a company based in Ohio that provides the best testing equipment available for contractors & technicians working in HVAC/R, building and home performance, facilities and industrial, energy auditing and home inspectors.

At Tuck & Howell Plumbing, Heating & Air, they are proud to serve the Duncan community with comprehensive heating and AC repair services. Their skilled technicians have honed their expertise to ensure the home remains comfortable, no matter the season.

Turbo Home Services is serving Houston since last 15 Years for plumbing service and repair. From leak detection to clogged drains to whole-home re-pipes, the Pros at Turbo Home Services provide the full spectrum of plumbing services. Turbo Home Services has experienced, licensed, and trained technicians. They offer a wide range of heating and cooling 24-hour AC, Piping and Heating services in Houston, Texas, USA.

Van Druen Heating & Air Conditioning is into air conditioning, heating solutions, indoor air quality, etc and is based out of the USA.

At Vortex Air Solutions, they take pride in their HVAC services in Waxahachie, Texas, USA. With almost three decades of experience in the industry, they've been proudly serving the Waxahachie community since 2001. Their commitment to accuracy, fair pricing, and client satisfaction has been the driving force behind their success.

Manufacturers gas analyzers for environmental protection, process controls and OEM applications. VTI specializes in workplace safety.

Wabash Transformer manufactures custom and standard power transformers. Applications include HVAC-R, appliances, metering equipment, pool, spa and more. Our products include Class 2 transformers, VDE power transformers and more.

The Wallwork Group, founded in 1925, has a long history of supplying New York/New Jersey contractors with the finest heating and air conditioning products.

Dennis Supply Company provides solutions like Refrigeration, hydronics & HVAC wholesaler.

Weatherking Heating & Air Conditioning provides solutions like Air Conditioning, Heating, Air Quality, etc and is based out of USA.

Weiss instruments manufacturers Thermometers, Humidity Indicators and Pressure Gauges and is based out of USA

Established in 1992, West Coast Chief Repair have served Los Angeles and the surrounding areas for over a quarter of a century. They are proud to be the go-to company for many homes, businesses and apartment blocks from Malibu to West Covina and Long Beach to Lancaster. The company provides solutions like Air Conditioning, Heating, etc and is based out of USA.

Mini split systems, condensing unit, ducted fan coil and air handling unit, chilled water fan coil and air handling units.

Wiles-Legault stocks a wide range of products from pneumatic controls to building automation systems. They design custom-made control panels; offer training, technical support, and more.

For over 100 years, Williams Comfort Products, located in California, has been manufacturing a wide array of comfort HVAC equipment including air curtains, DX and hydronic fan coils, air handlers, gas heating equipment and total space dehumidifiers.

Williams Distributing has grown into a distribution powerhouse. As a full service distributor to dealers, builders, contractors, interior designers, and architects, they offer an unparalleled inventory of in-stock product for the heating & cooling, kitchen & bath, plumbing, hearth, and garage door markets