Amitime is a professional manufacturer and worldwide supplier of sophisticated air to water heat pump, fan coil units, swimming pool heat pump and a variety of other energy-saving environmental control system and products.

AMWEI Thermistor Sensor design and manufacture PTC & NTC thermistors (THERMally sensitive resistors), thermistor temperature sensors probe. AMWEI started Thermistors business back in 1999, thorough successive hard work of a group of specialists in ceramic sensitive material, welding technology, packaging technology. They own core know-how in powder formula and key production technics.

At Andersen Air, they take pride in providing high-quality heating and air conditioning services to the Hood County and Johnson City areas. As a family-owned and operated business since 2003, they understand the importance of a comfortable home or commercial space. Their experienced HVAC professionals are licensed, bonded, as well as insured and are here to help with all diverse heating and air conditioning needs.

Andrews Water Heaters is a market-renowned manufacturer of commercial gas fired water heaters. Established in 1976, Andrews has a comprehensive range, offering unique products like MAXXflo EVO and the high-performance SUPAflo EVO, which means they have the solution for any commercial and industrial application, however large or small.

Anemostat is a US-based renowned manufacturer of grilles, registers, diffusers, electric duct heaters and air terminal equipment.

API of NH/Delta T has prided itself on delivering not only quality service but also the best value in heating and cooling products. Here at API of NH / Delta T we know that our employees are back bone of the company and are always willing to go the extra mile for satisfied customers.

Manufacturer and supplier of level, flow and pressure switches and level transmitters for chillers and other HVAC applications.

Applegate Heating & Air Conditioning specializes in heating, air conditioning, and sheet metal work. It serves residential, commercial, and industrial projects. It specializes in sheet metal design, fabrication, and installation for projects of all sizes, ranging from $100 to $25,000,000.

Applied Air is a renowned manufacturer of HVAC equipment, ideal for controlling the temperature and quality of the indoor air in any commercial or industrial building. Their products include packaged dedicated outdoor air systems and ventilation equipment, direct gas fired, indirect gas fired, air turnover, and evaporative cooling systems. Applied Air HVAC systems can provide makeup air, ventilation air, space heating and space cooling.

Packaged terminal air conditioners, packaged terminal heat pumps, through the wall room air conditioner.

Arizona’s Dukes of Air are the local experts in Residential and Commercial AC Repair, HVAC and Plumbing throughout Mesa and Gilbert, in Arizona, and the East Valley. With 25 years of experience in the industry, being locally operated means that they are committed to making their customers smile with satisfaction! They want their customers to feel well-informed about the company they chose for their home comfort.

Arlinghaus Plumbing, Heating and Air Conditioning has more than 75 years of experience in the home and commercial service industry. They provide heating and cooling products and services that create even temperatures, clean air and humidity control throughout homes. They also assist home owners with maintenance and upkeep of their plumbing systems, including water heater replacement.

Ashburn HVAC Services is an HVAC company that proudly serves Loudoun County and Fairfax County. They offer extensive HVAC services including HVAC maintenance services and HVAC installation services for new systems and upgrades.

ASPEQ Heating Group is the strategic accumulation of high quality electric heater manufacturers for the Industrial, Commercial and Military/Marine industries. ASPEQ provides tailored solutions for industrial and commercial electric heating markets primarily in North America. They continually strive to enhance the growth of their customers and the value they add to their customers.

Incorporated in 1976, ARI has evolved into a full-service US-based air conditioning, heating and refrigeration wholesaler. They have expanded their inventory and product offerings by becoming an Authorized Distributor for Tecumseh, Gibson, Fujitsu, Williamson Boilers, Southwark, Heatcraft/Climate Control, SpacePak, Heat Transfer Products (HTP), Lochinvar water heaters, Comfort-Aire geothermal systems, Honeywell, Ranco, and Johnson Controls.

Atlantic Westchester is a commercial Heating Ventilation Air Conditioning (HVAC) company dedicated to making buildings smarter while providing the highest quality service in the industry. Since 1961, catered to clients across the NY metro area with proactive maintenance, remediation and installation services based on their unique facility needs.

AtmosZero is reimagining the boiler room for a decarbonized future. The electrified Boiler 2.0 has drop-in applicability across industry, the built environment, and wherever steam is used.

Automated Integration was founded in 1993 in Los Angeles, California. Originally, Automated Integration was a reseller for generic off the shelf accounting systems such as Great Plains, MAS-90, Platinum and other small-medium business software. They provided to customers with a turnkey accounting solution that included installation, training, and ongoing support.

Azbil North America, Inc. is an overseas affiliate in North America of Azbil Corporation and has been serving a wide range of industries in North America with industrial automation and control products since 1996.

B. Carlson strives to offer consistent, courteous, quality service and products which provide complete satisfaction. They offer a wide variety of heating systems to match the applications and the budget, air conditioning controls indoor comfort regardless of the weather outside. They have a full-service plumbing department and offer service and repair for heating, cooling & plumbing products.

Backer Hotwatt manufactures cartridge, crankcase, air process, immersion, strip and finned strip, tubular and finned tubular, band, foil, flexible glasrope and ceramic heaters for a wide variety of OEM and industrial applications.

Bailey's Heating and Air Conditioning offers customers the best air conditioning, heating, cooling and indoor air quality services. They provide solutions that will meet specific requirements and they specialize in environmentally friendly HVAC products.

At Bando USA, we believe that any product, even the “workhorse” V-belt, can be built a better way, utilizing the industry’s most advanced, efficient equipment and processes.

Bates Heating and Air provides Heating, Cooling, Furnace & Air Conditioning Installation, Repair & Maintenance Services in Granbury, Texas and the surrounding areas. As licensed contractors, they ensure that systems run smoothly year-round. They offer 24/7 emergency service and service agreements to prevent breakdowns and maintain peak performance.

Battic Door's weatherization products conserve energy, lower utility bills, reduce noise and pollutants, improve indoor air quality, reduce the chance of ice dams and attic mold, and improves home comfort.

Beachside Air Conditioning, a veteran-owned local business, has provided reliable AC repair and installation on the Emerald Coast since 2004. Serving Santa Rosa Beach, Miramar Beach, South Walton, Seaside, and beyond, they offer comprehensive HVAC solutions, from repairs to installations. Their dedication to quality service and technical expertise sets them apart. For all HVAC needs, choose Beachside Air Conditioning.

Beckett Thermal Solutions™ is a global pioneer of combustion technologies. They creative problem-solving and concurrent engineering capabilities deliver first to market advantages for adverse mix of products and industries. Beckett Thermal Solutions is more than a manufacturer of unique technology.

Duct heating products for commercial and residential HVAC equipment that include custom electric duct heaters, load banks, OEM, replacement elements, and parts.

Bell Brothers is a renowned US-based provider of Residential Plumbing, Heating and Air Conditioning Solutions and Services in Northern California, USA. They provide expert HVAC Installation, Repair and Maintenance in Yolo, Sacramento, Placer, San Joaquin and El Dorado Counties of the US State of California.

Benchmark places responsibilities on both manufacturers and heating engineers. The purpose is to ensure that customers are provided with the correct domestic heating and hot water product(s) for their needs; and that the product(s) is installed, commissioned, and serviced in accordance with the manufacturer’s instructions by competent persons in a way that they will be safe, perform with optimum efficiency, and meet the requirements.