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AAF International
ABMA - American Boiler
AAON, Inc. - manufacturer of rooftop heating and cooling units.
ACCA
Acme Engineering & Manufacturing - manufactures commercial and industrial fans, blowers, exhausters, and power ventilators.
Acme Miami - manufactures aftermarket products and motors and motor kits, fan blades, duct fans, dampers/zone control, ice machine pumps, and motor accessories.
AcoustiFLO - offers integrated air handling technology that reduces noise, controls vibration and directly reduces the operating costs of a new or existing building.
Addison Products Company - manufacturer of air conditioners and domestic water heating heat recovery units.
Aermec Spa - air conditioning systems.
Aerospace America - manufactures air filtration equipment for asbestos and lead abatement.
Aerotech Herman Nelson International - industrial and aerospace diesel, gasoline and electric heaters.
AFE- Association of Facility Engineers
American Disk Corporation - Accompany your HVAC-Calc printout with a versatile electronic catalog!
Air Handlers (Leicester) Ltd - providing external air handling and heat recovery/heat pump units.
Air Rover - manufacturer of portable A/C units and spot cooling systems 1-20 ton capacities. National sales and rentals.
Air Systems International, Inc. - specializing in custom and standard filtration, ventilation, compressors, and fill stations.
Air-x-changers - manufactures custom-designed engine-driven and horizontal electric motor-driven air-cooled heat exchangers for the natural gas and process industries worldwide.
Airfoil Impellers Corporation - manufacturing industrial cast aluminum blades and fans for the air movement industry.
AirTech York, Inc. - manufacturers and distributors of mini and multi split air conditioners, heat pumps, parts, accessories. Central and commercial split and package units.
Alltemp Products Company Limited - manufactures and distributes various air conditioning, refrigeration, heating and ventilating, vacuum, appliance and electric motor and industrial pump parts throughout Canada.
ALTEC International - design and manufacture of brazed aluminum heat exchangers for cryogenic applications.
American GeoThermal - manufactures a line of residential and light commercial waterless geothermal heat pumps.
American Standard Companies, Inc.
Armstrong Air Conditioning - providing gas and oil furnaces, air conditioners, heat pumps, and more.
ASHRAE
ATS Products, Inc. - providing filament wound, fire, and corrosion resistant fiberglass reinforced plastic (FRP) duct systems.
Aura-Vista Architects - Aura-Vista is an architectural firm that uses many techniques to create total environments that satisfy functional needs and are exciting, dynamic spaces.
Automation Components Inc. - manufactures sensors and transmitters for monitoring temperature, pressure, relative humidity, air quality, carbon monoxide, carbon dioxide, and current.
B & D Appliance & Electric Contracting - Electrical and refrigeration contractor in Tucson, Arizona
Backwell IXL Australia - manufactures home heating and ventilation appliances.
Bananza Air Management Systems, Inc. - manufacturing gas fired industrial heating equipment.
Belimo - develops, manufactures, and sells heating, ventilation, and air-conditioning system actuators.
Berg Chilling Systems - Scarborough, Canada - specializing in process cooling, chillers, cooling towers, pumping systems, marine and food processing refrigeration and ice machines.
Bessam-Aire, Inc. - manufacturer of industrial evaporative cooling, make up air, combination heating and cooling, indirect fired air turnover, and custom built equipment.
Birk Manufacturing, Inc. - manufacturer of flexible heating elements, drum heaters, and wiring harnesses.
Bottom Line Software - Software for HVAC Business Management. One of the few pieces of affordable business software written specifically for the HVAC industry. If you are looking for software to help you automate your service business, check out their free demo!
Bradley Lomas Electrolok - provides access control, emergency lighting, fire alarms and smoke control equipment.
Bramec Corporation - manufacturer and master distributor of products for the HVAC, plumbing and refrigeration industries.
Breeza Fans - Aerodynamic axial impellers can be custom designed as a new or replacement fan.
Brinmar Ltd. - manufacturer of vinyl air conditioner covers and sound blankets for air conditioner noise reduction.
Broan Mfg. Co., Inc. - makers of built-in products for the home including bath fans, range hoods, medicine cabinets and Westminster chimes.
Bronswerk Heat Transfer BV - design & manufacturing of shell & tube heat exchangers, air cooled coolers, fans and heaters.
Buckley Associates, Inc. - manufacturer and distributor of quality HVAC products, we serve the greater northeast region of the continental United States.
Building Automation Products, Inc. (BAPI) - sensors for the commercial heating, ventilation, air-conditioning and refrigeration (HVAC/R) industry.
Butler Ventamatic - manufactures a wide range of ventilation products for homes and commercial use.
Cadet Manufacturing Company - heating, air conditioning, and air cleaning products, including controls and thermostats.
California Economizer - manufactures HVAC temperature & zone control systems. Provides nine unique zoning products for residential & commercial applications.
Calmac Manufacturing
Cape Heat Exchange - manufacturer of heat exchange products.
Carrier Corporation
Chester-Jensen Co., Inc. - manufacturers of sanitary stainless steel heat exchange and other process equipment.
Chief-HVAC Engineering Co., Ltd. - specialised in design, repairing and manufacturing of airconditioning, refrigerant, and flooded chiller equipment.
CMP Corporation - air conditioning & refrigeration compressor replacement parts manufacturer.
Cold Air Products - rental or purchase portable air conditioners and spot coolers.
Colorado HVAC Laboratory
Combat Engineering Ltd. - designs and manufactures gas and oil fired warm air heaters for use in industrial and commercial buildings.
Comproff Cad Designs and Training - Autocad Training and Data Input - Our instructors are degreed in Architecture and are certified both by Autocad and by Softdesk to train in the packages of Autocad R13c4 and Auto Architect Rev. 7.5. We can show you how to make these programs work best for your specific needs. Our training is aimed at your specific needs.
Consolidated Energy - offers EnergyMax direct contact heat-exchangers.
Cool Cap - offers an insulated evaporative cooler cap.
Copeland Corporation - production of residential and commercial air conditioning and refrigeration compressors and condensing units.
CRC Environmental Inc. - manufactures low-intensity infrared radiant heaters for industrial and agricultural uses.
Cristal Controls LTD - provides electronic energy controls.
Cross Electrical (Nottingham) Ltd - specializes in the design, manufacture, supply and installation of electrical trace heating systems incorporating a thermal insulation division.
Cust-O-Fab, Inc. - fabrication of heat exchangers, air cooled exchangers, vessels, towers, and bundles.
Dadanco - designs air conditioning systems and equipment.
Dalton Electric Heating Co., Inc. - makers of the Watt-Flex split sheath cartridge heater and the Diff-Therm diffusion pump heaters.
Dayus Register and Grille - manufacturing of aluminum and plastic registers and grilles.
DB Riley, Inc. - manufactures steam generators, fuel burning equipment and environmental systems for electrical utilities, IPP's and large industrial power producers.
Delhi Industries, Inc. - manufacturer of fans and blowers, heat transfer coils and gas manifolds for the OEM furnace and appliance markets.
Delta T Corp - designs and installs cooling systems for commercial and industrial facilities, utilizing the Sprinkool evaporative roof cooling system.
Detroit Radiant Products Co. - manufacturer of gas infra-red products for commercial and industrial heating.
Digital Control Systems, Inc. - manufactures CO2 detectors and controllers for the HVAC, medical, research, and agricultural industries.
DiversiTech - supplier of air filters to wholesalers.
Donlee Technologies, Inc. - produces packaged steam and hot water boilers, a broad range of heating, ventilating and air conditioning equipment, pressure vessels, and more.
Duro Dyne Corporation - manufacturer of sheet metal accessories and equipment for the heating, ventilating, and air conditioning industry.
Dutch Environmental Corporation - flexible ducts in aluminium, co-polymer, stainless and galvanized steel.
E.H. Price Limited - manufacturer of air distribution systems including registers, grilles, diffusers, air quality systems, terminal units, and controllers.
Eastern Trading & Industry LLC - manufacturers of NISMA split system air conditioners.
Econar Energy Systems Corp - manufacturer of residential/commercial cold climate geothermal heat pumps. Information on environmentally safe and efficient means to heat and cool.
EDPAC International Limited - manufacturers of precision/close control air-conditioning equipment.
Edwards Engineering Corp. - manufactures valance heating and cooling systems, stainless steel baseboards, and chillers.
Embassy Industries, Inc. - manufacturer of baseboard heating, commercial finned-tube, radiant heating systems, kickspace heaters and panel radiators.
Energex Enterprises, Inc. - sells the Door Miser and Cooler Miser: logic controls for heating and cooling systems.
Energy Specific - Water Heating Appliances - The company specializes in water heating appliances to heat swimming pools , domestic hot water and for bulk hot water requirements.
Energy Systems Laboratory
Enerquip, Inc. - manufactures shell and tube heat exchangers and related heat transfer systems.
Engelhard/ICC - partnership between ICC Technologies (ICGN) and Engelhard Corporation (EC). manufactures, designs and sells desiccant based air conditioning and humidity control systems for the commercial market.
Environmental Support Solutions - Software for managing refrigerant inventory control and epa required recordkeeping. Indoor Air Quality Software for managing building IAQ complaints. Software for tracking and required epa reporting a buildings small generator hazardous waste.
Environmental Technology, Inc. - products and information for snow/ice melting, heat trace and radiant heating.
Erie Refrigeration - Ontario's number one refrigeration company!.
Eucania International Inc. - designs, manufactures and exports cross-flow and tangential blowers and fans.
Euclid Industrial Fan Company - manufacturer of axial and centrifugal fans, blowers, dust collection and silica gel dryer systems.
Evapco - manufacturers of industrial and commercial cooling towers.
EWC Controls, Inc. - manufactures both rectangular and round zone controlled dampers.
Exergy Inc - manufactures heat transfer equipment, including shell-and-tube, tube-in-tube, cold plate, sanitary and miniature heat exchangers.
Exhausto - manufacturer and supplier of mechanical draft systems and kitchen ventilation products.
Fantech Pty Ltd - designers and manufacturers of fans, ventilation equipment, sound control products and related equipment.
FHP Manufacturing Inc. - manufacturer of water source heat pumps for both residential and commercial applications.
First Co. - manufacturers of residential and commercial heating and air conditioning equipment, including air handlers and fan coils.
Flatplate, Inc. - manufacturer of brazed plate heat exchangers.
Fostoria Industries, Inc. - manufactures infrared heating systems and ovens as well as industrial task lighting.
Freezing Equipment Sales, Inc. (FES) - suppliers of equipment and systems in the industrial refrigeration industry.
Friedrich Air Conditioning Co. - producer of ductless split systems, packaged terminal, thru-the-wall, vertical self-contained and room air conditioners, and electronic air cleaners.
G-Tech Products, Inc. - manufacturer of variable air volume diffusers, pressure reducing dampers, VAV boxes, associated electronic equipment, and ancillary equipment.
Garbutt Heaters Ltd - manufacture tailor-made heating appliances suitable for gas, oil of all different types, LPG, direct and indirect fired.
Gaumer Company, Inc. - offers a wide range of industrial electric heaters and controls.
General Shelters of Texas, Inc. - featuring the Port-A-Cool, a portable, self-contained evaporative cooler.
Geothermal Products Inc. - distributor of Tetco products.
Glacier Bay, Inc. - refrigeration, air conditioning and environmental control technologies for marine and electric vehicles.
GoGaS Goch Gmbh & Co. - manufacturer of space heating systems like plaque heater, tube heater, warm air heater (all powered with gas). Heatingsystems for churches, grandstands, store houses and so on.
Goodway Technologies Corporation - manufactures tube cleaning systems, vacuums and hi-pressure washers for industrial, commercial and institutional applications.
Gracie Appliance, Heating & Air Conditioning, Inc. - Providing Appliance & HVAC service for the greater Baltimore metropolitan area for 30 years. Check out our web site for great DIY repairs.
Graham Company - manufacturer of adjustable freuqency drives for HVAC systems.
Grease Master - kitchen ventilation systems and exhaust hoods.
Greenheck Fan - commercial and industrial fan, ventilator, damper and louver manufacturer.
Hansentek - specializes in spark detection and suppression systems for the protection of dust collectors and air conveyance systems.
Heat Pipe Technology, Inc. - manufacturer of dehumidifier and heat recovery heat pipes for commercial and residential applications.
Heat-Timer Corporation - manufactures controls.
Heatbusters - manufactures portable air conditioners.
Heatmor, Inc. - manufactures outdoor wood furnaces.
Hepworth Air Filtration (HAF) - specialises in the manufacture of non-woven media for use in air filtration.
HVAC Computer Systems Ltd. - Get a free trial of the easy to use load calculation program, HVAC-Calc 4.0
HVAC in the U.P.-Educational Page - HVACR links, consumer information, practice test questions and more for the HVACR professional or student.
HVAC Service Tech Page - HVAC Service and Info page
Hyundai Industrial Co. and Kyung Jin Blower Co., Ltd. - manufacturer and distributor of air curtains, sirocco and turbo fans, crossflow fans, blowers, and impellers.
IEEE - Control Systems Society
In-O-Vate Technologies - manufacturers of the recessed dryer vent box.
Indeeco - designers and manufacturers of electric heaters and controls.
IndHex AB - manufacturer of plastic air to air heat exchanger for ventilation, dehumidifying, and cooling applications.
Industrial Louvers, Inc. - manufacturers of louvers, equipment screens, grilles, sunscreens and column covers.
Industrie Polidoro A. S.p.A. - manufacturer of gas burners for wall mounting and floor standing boilers, heaters, stoves, and jets.
International Energy Association
International Environmental Corporation (IEC) - offers a variety of fan coil comfort products.
ITT Standard - manufactures engineered, plate and brazed plate, standard and air cooled heat transfer products.
James N. Kirby Pty. Ltd. - manufacturer of precision equipment, including refrigeration coils and compressors.
Kansas City Deaerators - specialize in designing and building deaerators and components.
Kathabar Inc. - offers liquid desiccant dehumidification products and services for industrial, commercial and institutional uses.
Klimaire Products Inc. - manufacturers of mini/multi-split, air conditioners, heat pumps, refrigeration equipment, parts & accessories.
Koolfog Incorporated - offers misting fans and systems for irrigation, special effects or climate control.
L & W Equipment Corporation - manufacturers of environmental control units for hazardous-classified locations. Manufactures room and mobile air conditioners and drinking water coolers.
Leading Edge, Inc. - manufacturer of air-curtains, ceiling fans, and air circulators.
Lennox Industries, Inc.
Linric Company - Psychrometric Software - FREE Trial versions of our psychrometric calculation software PsyCalc 98 and others available from our site.
Lordan & Co. - refrigeration and air-conditioning coils, solar absorbers and heat pumps.
Louvers & Dampers, Inc. - custom manufacturer of louvers, dampers, and roof top equipment.
Mahoning Outdoor Furnaces - heating homes or businesses with firewood, propane, oil, coal, agricultural or yard waste.
Maritime Geothermal Ltd. - Canadian manufacturer of Nordic geothermal heat pumps, geothermal water heaters, indoor pool conditioners and related equipment.
Marley Electric Heating - manufactures zoned electric heating products.
Marlow Industries, Inc. - providing thermoelectric cooler design and manufacture.
MaticAir Supply & Mfg. Ltd. - specializes in manufacturing heating and ventilation ducting equipment.
MCAA - Mechancal Contractors
MIDCO International Inc.
MK Plastics - manufacturer of fiberglass reinforced plastic fans and blowers for corrosive applications.
MovinCool - portable air conditioner, providing cooling solutions for heat problems.
Multifan, Inc. - manufactures fans and controls for agricultural, industrial, and specialized ventilation needs.
Myson Ltd - manufacture radiators, fan convectors, towel warmers and other components for hot water central heating.
National Filter Media Corp. - air pollution control and liquid filtration products.
Natural Electric Import & Export Co., Ltd. - manufacturer of water air cooling systems.
Nature's Quarters - manufactures air and water treatment systems for microbial and odor control. Also sells the latest filtration products.
New-Tech - manufactures fume hoods for laboratories.
Nordfab Systems, Inc. - manufactures dust collection and air filtration products, including the Quik-Fit clamp-together duct system.
Nordyne - serves the residential, manufactured housing, retail and wholesale markets.
Nortek, Inc.
Northern Industrial Fans and Blowers - manufacturer of fans and blowers for industrial and commercial applications.
NuTone Inc. - manufactures built-in home convenience products.
NY Thermal - developer of home heating equipment.
Olsen Technology Inc. - makers of heating and cooling systems, including oil and gas furnaces.
Omega Heater Company - manufacturer of industrial electric heaters, offering products for the plastic and process industries.
Ouellet Canada Inc. - electric space heating products for residentiel, commercial, and industrial applications. fabricant de produits de chauffage electrique efficaces et securitaires.
Peake Industries Limited - manufacturers of air conditioning equipment for residential, commercial and industrial applications.
Penn Ventilator - blowers; cabinet, centrifugal, inline, and propeller fans.
Perfect Climate
Plusaire - designed to add fresh air to a dwelling, replacing air which has leaked out or has been comsumed by furnaces or fuel-fired appliances.
Polyaire Pty Limited - manufactures ducted air conditioning component.
Power-Flame Incorporated - manufacture of commercial and industrial gas, oil, combination gas & oil, Low NOx burners and combustion control systems.
Powrmatic Heater Manufacturing Company - industrial and commercial heaters and air cleaners.
Precision Companies - manufacturing commercial-grade disappearing stairways, fixed aluminum ladders, and roof hatches, as well as boilers, hot water heaters, and thermal storage systems.
Pressure-Tech - steel manufacturing facility fabricating all types of metals,and designing/building multi-fuel fired boilers for home and business.
Pyrox - heating and ventilation products.
Quietaire Inc. - manufacturers of ventilation products for industrial, commercial, greenhouse and agricultural use.
Radiant Technology - manufacturer and distributor of complete hydronic heating systems and associated parts and accessories.
RAS Process Equipment Manufacturing - manufacturer of custom process equipment, including heat exchangers, reactors and columns.
Ray Burner Company - manufacturing burners for industrial or commercial heating applications. Burning oil, gas, and combinations. Low NOx and ship heaters available.
Raydot - specialists in the design and construction of total ventilation systems. Serves the agricultural, residential, commercial, and industrial fields.
Redring Electric - UK manufacturer of shower units, boilers, immersion heaters, body washing and drying products, ceramic hobs, and much more.
Refrigeration Resources, Co. - manufacturer of specialty refrigeration plants and custom process chillers.
Regenerative Environmental Equipment Co., Inc - VOC, air toxics, and odor control systems for industry.
Retrotec - manufactures door fans for fire suppression or HVAC applications.
Rinnai Korea - manufactures gas ovens, boilers, fan heaters, infrared stoves, appliances and ranges.
Rheem Air Conditioning
Roberts Gordon, Inc. - manufacrurer of infrared heating and source capture equipment.
Robur Corporation - manufacturing of environmentally sensitive gas fired absorption cooling equipment.
Rolbit Ltd - electronic thermostats and controllers for HVAC.
Rome-Turney Radiator Company - manufacture and design finned tube heat exchange products.
Roos Controls Inc - radiant heating and snow melting systems ready for the installer. Contract Engineering available.
Roth Heating and Air Conditioning - provides heating and cooling installation and service to residential and commercial customers.
Runtal North America, Inc. - manufacturer of hydronic and electric panel radiators in baseboard, wall panel and Omnipanel (towel warmer) styles.
Rosswurm HVAC Service, Inc. - HVAC& R Contractor serving Northern Indiana and Northwest Ohio. Restaurant service. Tailored Commercial Preventive Maintenance.
San Antonio Air Conditioning Co. - San Antonio's Premier Carrier Dealer
Seibu Giken DST - We develop and manufacture desiccant dehumidifiers.
Seiho International - manufactures diffusers vents, grill and louvers for the HVAC/R industry.
Sen-Dure Products - manufacture and sales of heat exchangers and oil coolers for marine and industrial use.
Siebe Environmental Controls - manufactures, installs, and services energy management systems and controls in buildings worldwide.
Siemens Building Technologies, Inc. - Landis Division - providing building environmental management systems to non-residential facilities.
Southern Heat Exchanger Corp. - manufacturer of shell and tube type heat exchangers. ASME Code stamps, most metals.
Space Ray - manufacturers of radiant infra-red gas heaters & heating systems for industrial & commercial applications.
Specific Systems Environmental Control - Manufacturing custom heating, air conditioning, purge & pressurization units for the military and petroleum process industry. Specialists in explosion proof equipment.
Staefa Control System - includes industry information.
Stulz Groep B.V.
Stulz of North America - precision air conditioning and energy efficient humidification systems.
Summit Manufacturing, Inc. - HVAC cooling coils, heat pump and hot water style heating coils, air handlers, and fan coils for manufactured, single and multi-family housing.
Sun Manufacturing - manufactures HVAC Self-Contained, Wall Hung, Package Air Conditioners and Heat Pumps.
Suncourt, Inc. - manufacturer of fans to boost airflow in duct of forced air systems.
Superior Air Handling Corporation - designing and manufacturing commercial industrial HVAC and sheet metal installations.
Swift-Heat Elements - electrical heating elements and control equipment.
Taco, Inc. - developer and supplier of hydronic-based heating and cooling components for both residential and commercial applications.
TCS/Basys Controls - manufactures over 170 products for energy management and automated building control.
TE Technology, Inc. - design and manufacture thermoelectric units. Cooling assemblies, TE test systems, modules and more!
Tecumseh Products of Canada Limited - manufacturer of hermetic compressors for the refrigeration industry.
Tema - design & manufacture heat exchangers, pressure vessels, boilers, and columns.
Tempcon - manufacturer of commercial and military environmental control units.
Texas Systems & Controls, Inc. - designs and fabricates skid-mounted, turnkey systems. We specialize in electric process and controls.
The NEWS
Therma-Stor Products - manufactures heat recovery systems, heat pump water heaters, ventilation systems and dehumidifiers.
Thermal Circuits - specializing in the design, engineering, and production of surface heaters, air heaters, molded heaters, heater assemblies, and infrared panel emitters
Thermodynamiki S.A. - design and manufacture of heating systems. In English and Greek.
Thermon Manufacturing Company - heat tracing specialists.
Titus HVAC - supplies industrial and commercial HVAC equipment.
TLC Heating & Air Conditioning - HVAC homeowner help page. Q&A via email
Trane Company
Travis Industries - Manufacturer of the Avalon, Lopi and Fireplace Xtrordinair WoodStoves, Fireplaces, Gas Stoves and Pellet Stoves.
Tridan Tool & Machine, Inc. - manufacturer of specialty equipment for the heating and air conditioning industry. Press, dies, expanders, tube bending and tube forming equipment.
Trol-A-Temp - forced-air zone control systems for residential and light commercial applications.
Tru-Cut, Inc. - supplies automated assembly equipment to the HVAC industry, including metal stamping, tool & die, welding, coil bending, blower housing assembly machinery, and replacement parts.
Tubes Radiatori srl - Italian company producing radiators and towel rails.
Turbo Burn Inc - making a central heating system which uses multi-fuel burning technology.
Twinco Supply Corp. - specializing in products and services to fulfill the automatic temperature control needs of the HVAC mechanical contractor.
Ultrafilter International - filters and dryers for compressed air, gas and fluids separations.
United Dominion Industries
Venmar Ventilation Inc. - manufacturer of energy saving, recovery, and source ventilators.
Vent Axia, Ltd. - manufactures and markets a range of fan products and accessories to provide domestic, commercial and industrial ventilation solutions.
Ventex - manufacturer of louvers and dampers.
Ventilservice i Arboga AB - tillverkar och renoverar ventiler.
Ventline - manufactures range hoods, roof vents, electronic products and monitoring systems for recreational vehicle, manufactured housing and residential markets.
Verrolec Limited - manufactures ductwork flange systems and accessories.
Vicarb - manufactures heat exchangers.
Vilter Manufacturing Corporation - makers of compressors, condensors, evaporators and packaged refrigeration systems to process and preserve food and beverage products.
Warren Technology - specializing in high tech air distribution products designed to improve indoor air quality.
WaterFurnace International
Waterloo-Ozonair Ltd - design and manufacture of heating, ventilation and air conditioning (hvac) equipment, for the offshore oil & gas, petrochemical, nuclear and transport industries.
Watlow - designs and manufactures industrial heaters, sensors and controls. Provides thermal system integration, custom capabilities, and engineering support.
