Founded in 1967, Hurst Boiler & Welding Company, Inc. has been manufacturing, designing, engineering and servicing gas, oil, coal, solid waste, wood, biomass and hybrid fuel-fired steam and hot water boilers. The company also manufactures a complete line of boiler parts and boiler room peripherals and provides unparalleled turnkey after-market products and services to deliver complete installation and operation to its customers.

Hydra-Zorb Co. has been a pioneer in the strut-mounted clamp market for 50 years, offering a wide variety of solutions when shock, vibration and corrosion are a problem. As the originator of the cushion clamp assembly, Hydra-Zorb is the name to request in the fluid power, pneumatic, refrigeration and HVAC industries.

Hydro-Temp Corporation manufactures earth coupled heat pumps, water-to-water heat pumps, dehumidifiers. Make up air vents 100% O/A units.

Ice Air designs and manufactures PTACs, Water Source Heat Pumps, 'Hybrid' Water-Cooled A/Cs, Fan Coils, Hi Static Heat Pumps and Custom HVAC Equipment for new construction, retrofit and replacement applications.

Ideal Services Heating & Cooling is a residential and light commercial heating and air conditioning contracting company that can address all comfort issues. It specializes in energy-saving products and services that help protect the earth and save money.

IMI Hydronic Engineering is a provider of a range of products and services that enables one to take control, increase efficiency and drive down initial and ongoing costs with innovative and reliable HVAC solutions. They provide a superb range of high-quality products and support services for every type of installation and customer.

Inergy is engineering efficiency experts in the application, design, installation and commissioning of pioneering-edge evaporative cooling, heating, ventilation, and air conditioning (HVAC) systems.

ISA is a manufacturer of vacuum formed ceramic fiber components, and is dedicated to the production of quality product at optimal value. ISA continually improves the quality of its product and processes through the implementation and maintenance of the Quality Management System.

Intellihot is an energy company dedicated to advancing energy efficient technology and solutions. Intellihot designs, manufactures and assembles tankless water heaters for residential, commercial and industrial applications. Their products include the most advanced tankless water heater for commercial applications.

ICP is a part of Carrier, a provider of innovative HVAC, refrigeration, fire, security and building automation technologies. They provide Rrsidential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

Since 1919, Intertherm has been an integral part of improving the comfort of manufactured homes. They are the only heating and cooling manufacturer to be certified in Demand Flow Technology.

Established to serve wholesale distribution, iO HVAC Controls offers unique products from multiple sources for a variety of applications. From wireless relays to fresh air ventilation controls, the company's solutions are designed to be easy to install, cost-effective and profitable.

Islandaire is a manufacturer of through-the-wall replacement air conditioners and heat pumps, including PTACs, VTACs, water source heat pumps and gas units.

JDS HVAC Service LLC in Westfield, NJ, is an HVAC company providing quality heating and air conditioning installation and repair services. They are locally owned, family-operated, fully licensed, bonded, and insured. Their technicians are experienced, skilled, and committed to providing the highest quality services for their customers. They offer senior, military, and first responder (police, firefighter, and EMT) discounts and free estimates.

Jetson is an engineering-driven manufacturer of air- and water-cooled chillers, air- and water-cooled condensing units, and compressor units. With years of experience in all phases of the HVACR industry, we are committed to developing and manufacturing products that are highly efficient, reliable, serviceable, and cost-effective.

John R. Robinson Inc. has been providing quality and reliable tube tool equipment to the global power industry since 1907. Their broad products inventory includes condensers, heat exchangers, chillers and boiler tube cleaning gun, rotary cleaning machine, brushes, shafts, descaler, tube plugs, leak detection, vacuum, installation/removal tools, and gasket cutter.

Johnson provides lead-free solders for automotive, commercial, industrial, sheet metal and maintenance applications, soldering fluxes, tinning compounds, paste solders, liquid, paste, powdered fluxes, babbits, brazing fluxes for aluminum, brass, copper, stainless.

K-FLEX manufactures thermal and acoustic insulation and jacketing systems that allow for an efficient installation process and deliver reliable and lasting performance on pipes, ducts, vessels and equipment for a wide range of applications, including HVAC, Refrigeration and Industrial Process Systems.

KeepRite Heating & Cooling Products are renowned providers of residential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

Komax Systems, Inc. has led the industry in static mixing technology offering a diverse range of Static Mixers, Steam Heaters, Desuperheaters, and Heat Exchangers. With more than three hundred combined years of fluids-mixing experience, the Komax design team has applied Komax technology to a technical base of over one hundred thousand installations world wide.

Kospel company is a Poland based manufacturer of electric instantaneous water heaters, electric boilers, cylinders, solar products, steam generators and heat pumps.

Founded in 1914, Kramer manufactures energy-efficient large refrigeration solutions, split systems, condensers and evaporators for the industrial, food and medical industries. They are a division of HTPG.

Krier & Blain have been providing commercial plumbing, heating, and HVAC services to local businesses throughout the Sioux Falls area in the US since 1979. They also provide plumbing systems, medical gas installations, hydronic heating solutions and boiler services.

KwiKool® has been manufacturing portable cooling systems since 1997. Kwikool® manufactures products for both indoor and outdoor use, bacteria-killing products, water and also air-cooled spot coolers for comfort cooling and even ceiling mounted units which can be permanently mounted for the long term.

Larson Electronics LLC is a manufacturer of industrial lighting equipment and accessories. Larson Electronics offers an assortment of explosion proof coolers, fans and cooling systems for hazardous locations. These units are designed to support the operation of heavy duty equipment in hot environments.

Lattner manufactures electric steam and hot water boilers as well as gas-fired steam boilers and blowdown separators.

Computer room A/C units, school room ClassAIRE units (VUV's) environmental controls, humidification, industrial and commercial products, HVAC/R.

Layton Manufacturing Corporation is a renowned provider of Computer room A/C units, school room Class AIRE units (VUV's) environmental controls, humidification, industrial and commercial HVAC products in the New York State of USA.

Lennox Commercial is a leading provider of high-efficiency packaged rooftop units, VRF, split systems, HVAC controls, furnaces and IAQ products for the light commercial industry.

A worldwide leader in residential and commercial heating and air conditioning systems, Lennox Industries Inc. is based near Dallas, Texas.