ADP is one of the world's largest residential evaporator coil manufacturers which also offers high efficiency air handlers and easy-to-install unit heaters.

Alltemp is a well-established, long standing Master Distributor of Air Conditioning, Refrigeration, Heating & Ventilating, Vacuum, Appliance Parts, Electric Motor, Industrial Pump and Health industry products.

Armstrong Pumps, a leading supplier of quality HVAC and fluid flow equipment for residential, commercial and industrial applications.

Beacon-Morris is the originator and the world’s leading producer of kickspace heaters. The Twin-Flo kickspace heater line leads Beacon-Morris’ fine family of residential and commercial heating products. Designed for distribution by plumbing and heating wholesalers, Beacon-Morris products provide solutions for all heating applications.

Broan is North America's largest producer of residential ventilation products such as range hoods, bath fans and indoor air quality products and also holds major market positions in door chimes, central vacuums, thermostats, attic & exterior blower systems, trash compactors, heaters and furnaces.

For more than 65 years CGF has designed and manufactured a full line of efficient and reliable residential indoor air quality products.

Continental Fireplaces has an amazing range of gas fireplaces, gas inserts, gas stoves, wood burning stoves, wood burning inserts and accessories to choose from.

For over forty years Deflecto Corporation has been a leading manufacturer and distributor in a number of important markets. The inventor of the heat register air deflector, Deflecto Corporation has branched out to become the supplier of choice in the air distribution, dryer venting, office products, and literature display industries.

Emerson (NYSE: EMR) is a diversified global manufacturing and technology company. We offer a wide range of products and services in the areas of process management, climate technologies, network power, storage solutions, professional tools, appliance solutions, motor technologies, and industrial automation.

For more than 2 decades, Fantech has been researching, designing and bringing to market "Ventilation Solutions" that ensure better indoor air quality in the buildings where we work and live.

Gastite is a division of Titeflex Corporation, a world power in fluid and tubular piping systems since 1916. Based in Springfield, Massachusetts, Gastite has been a pioneer in fuel gas piping for more than ten years and continues to set the standard in the industry with product innovations, superior technical support and world-class customer service.

Heating and cooling contractors carrying the Gibson product line know a good value. Gibson product rivals the most recognized name brands in heating and cooling market with its competitive price and quality, — quality made possible through Demand Flow Technology™.

Granby Steel Tanks has been the leader in the manufacture and distribution of steel tanks for the storage of petroleum products since 1954.

Grundfos is one of the world’s largest and leading companies within the development, production and sale of pumps, pump systems, electronic motors and electronics.

The HeatLink Group specializes in products for the hydronic heating, potable water distribution and pressurized high velocity HVAC industries. The distribution and installation of floor heating products began in Western Canada in 1985, as part of a mechanical contracting organization.

Homebuilders, heating and cooling contractors, building automation specialists and heating equipment manufacturers rely on the sensing and control expertise and innovation that drives Honeywell's Environmental and Combustion Control (ECC) business. In more than 100 million homes and 5 million buildings worldwide, Honeywell products, components and systems deliver temperature control, comfort, energy conservation and safety.

Imperial Manufacturing Group of Companies is a team of more than 800 people working from six locations across North America and produces more than 7,000 products for the heating, air conditioning, ventilation and building products industries.

Newmac is primarily a manufacturer of quality furnaces and boilers and markets a complete line of these products through its distributor networks in Canada and the United States.

Family-operated business manufacturing only top-quality hydronic heating equipment and furnaces. Acknowledged as a leader in research and product development, NTI (formerly New Yorker Boiler Company and NY Thermal) is a pioneer in developing the most advanced and efficient home heating equipment.

Ventilation is a key element in maintaining healthy indoor air quality. Panasonic offers a wide range of ventilating fans and accessories.

Schwank is the specialist for energy efficient infrared heating solutions coupled with an extensive tradition.

Selkirk Corporation has been a leading manufacturer of chimney, venting and air distribution products for the commercial and residential HVAC and hearth industries for more than 80 years.

Slant/Fin is a privately-held company that sells gas, oil, and electric boilers, water heaters, modular boilers, residential, light commercial and commercial baseboard heating, and radiant heating.

Since 1986, the Starlite igniter has been a reliable source of ignition for furnaces to water heaters, commercial roof top units to agricultural units, and clothes dryers to gas ovens. Igniter Systems offers a wide variety of industry standard models in 120 and 230 volts. Their 230 volt igniter is the industry’s only full size 230 volt igniter suitable for commercial as well as residential applications.

From standard efficiency products, to the most efficient system available, Tappan products can clean your air, adjust indoor temperatures by room, and control indoor humidity.

Thermo Manufacturing is dedicated to developing innovative products for the heating and cooling industry including Thermo-Pan®, a lightweight, sound absorbing alternative to the sheetmetal used in return air ducts.

The Whisper Thin side discharge central air conditioner is exclusively available at Marks Supply. Ultra Quiet - Space Saver - Environmentally Friendly.

White-Rodgers is in the business of making you more comfortable. White-Rodgers thermostats, ignition controls, humidifiers, electronic air cleaners and their many other quality products make people everywhere feel better. And that makes them feel better.