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.

Founded in 1991 in San Diego, California, INTEC Controls is a premier, worldwide provider of gas detection solutions and other peripherals to the commercial HVAC Controls, Energy Management and Building Automation markets. Their inventory includes gas sensors and detection systems, valves, damper actuators, sensors (IAQ, temperature, humidity, pressure, current), stats and interface devices for HVAC controls.

Launched by globally renowned innovators, scientists and engineers, Integrated Viral Protection (IVP) offers novel biodefense technology solutions that have a potential to change the world by eliminating the risk of airborne transmission of the actual SARS-CoV-2 virus and other virus particles.

Integrity Heating & Air Conditioning LLC – one stop shop for complete HVAC needs. With their office located in Greenville WI., they provide heating and cooling systems and maintenance to Appleton, Greenville, Kimberly, Kaukauna, Combined Locks, Little Chute, Menasha, Neenah, Sherwood, and all of the Fox Cities area of Wisconsin.

Intel’s mission is to shape the future of technology to help create a better future for the entire world. By pushing forward in fields like AI, analytics and cloud-to-edge technology, Intel’s work is at the heart of countless innovations. They provide semiconductor design and manufacturing, HVAC solutions, artificial intelligence, autonomous driving, and non-volatile memory solutions.

Intelligent Mobile Support (IMS) created Sales Builder Pro to serve residential HVAC contractors and other in-home service providers like plumbing, electrical, and home warranty. Sales Builder Pro - market leading software that helps contractors boost average tickets and win rates.

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.

Intergas is a Dutch manufacturer of residential, high-efficiency gas boilers. The company’s innovative thinking led to the development of its two-in-one heat exchanger, the heart of its boiler products. Intergas is the boiler market leader in the Netherlands, and it has a growing presence throughout Europe.

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.

The IEA is the global energy authority, providing data, analysis and solutions on all fuels and all technologies. IEA provides heating, cooling, Building envelopes, heat pumps, energy storage and much more.

International Environmental Corporation (IEC) are manufacturers of hydronic fan coil systems for hospitality, multi-family, healthcare, and education. They also offer replacement and retrofit solutions for fan coils in applications where limiting downtime is crucial to a business’ success.

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.

INTOHEAT Ltd is a Mechanical & Electrical building services company based in Bristol and Exeter, operating nationally. Their efficient, personal and friendly service ensures every project is managed to the highest standards in terms of estimating, planning, design, installation and ongoing maintenance.

InviAir is a manufacturer of wall and ceiling air diffusers and grilles for HVAC systems. The innovative, flush-mount process allows products to blend discreetly into the interior architecture unlike anything else on the market. Founded by HVAC professionals with over forty years of experience in the industry, InviAir is dedicated to offering some of the best air diffusers and grilles worldwide.

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.

ION Enterprises manufacturers a range of environmental water treatment devices under the trademark ION ScaleBuster. Ion provides an innovative approach to water conditioning. ION ScaleBuster is a proven water conditioning technology for general pipework, heating and plumbing equipment, appliances and processing equipment.

Iowa Precision Industries is a leader in automated HVAC coil lines, duct fabrication systems, seam closers and corner inserters – a company with a rich history that has the experience and proven know-how to develop systems meeting the specific production goals of customers – worldwide. The Fabriduct(R), ProFabriduct(R), Ductomatic, Cornermatic(R), Whisperloc(R), and Elbowmatic machines are the industry’s finest products.

IDC has several designers on staff, each holding various certifications with The Irrigation Association in drip/micro systems, sprinkler systems, and surface irrigation methods. They provide air vents, pumps, pressure regulators, filters, valves, and much more.

At IRSAP Spa, they are a leading company in Italy and Europe in the heating sector. Production of tubular steel radiators. Main company of a leading group also in the production of air conditioning systems, chillers, refrigeration machines for civil and industrial use, as well as radiant air conditioning systems.

ISAB Group offers services in energy, ventilation and pipe lining. They are located in Gothenburg, Halmstad and the Malmö region.

ISCO Industries is a global customized piping and other HVAC solutions provider based in Louisville, Kentucky, USA. ISCO stocks and sells a wide variety of piping materials and provides solutions for various environmental, geothermal systems, industrial, landfill, mining, municipal, nuclear, waterworks and culvert-lining applications worldwide.

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

ISM manufactures Spiral Tubeforming Equipment utilizing state-of-the-art technologies to deliver the best Spiral Tubeformer in the industry and offer Spiral Fitting machines featuring Gorelockers, Stitchwelders, Oval and Flanging machines.

IT Tech Packaging Inc. is a renowned paper manufacturer, software solutions and packaging solutions firm based in North China.

ItuGraf is the most efficient radiant ceiling system on the market. It is ideal for the management of heating systems in buildings of all sizes, for both new buildings and renovation projects. ItuGraf heating and cooling panels effectively create a comfortable room temperature without dust, drafts or noise, and significantly improve indoor climate.

IV Produkt offers a high-quality and innovative products that make it possible to recover energy and create a good indoor climate. This has been their philosophy for many years, and has created great success for us with an average growth of 12% over the last ten years.

One of Ukraine's leaders in the complete spectrum of climate control solutions.

J Flow Products is a parts and service provider. They give their customers good quality parts, tools and supplies at a fare price to help them do there job better and easier. The products include HVACR, Automotive and Specialty Products.

J Williams Plumbing & Heating offer Plumbing, Heating and Energy Efficiency services and installations in both commercial and residential locations. From boiler repairs to gas safe installations, their services are both versatile and proven

J. F. Ahern Co is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and service projects.