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.

International Accreditation Forum (IAF) is the world association of Conformity Assessment Accreditation Bodies. Its primary function is to develop a single worldwide programme of conformity assessment, which reduces risk for business and its customers by assuring them that accredited certificates may be relied upon.

The International Institute for Sustainable Laboratories (I2SL) is devoted to the principles of sustainable laboratories and related high-technology facilities, from design to engineering to operation. Through worldwide partnerships and the exchange of technical expertise, I2SL will encourage the development of high-tech facilities that address the rapid pace of science, medicine, research, and development in a dynamic environment.

ITI supports apprenticeship and advanced career training for union workers in the sheet metal industry throughout the United States and Canada. Located in Fairfax, Virginia, the ITI produces a standardized curriculum supported by a wide variety of training materials free of charge to apprentices and journey-level workers who work in the following specialized disciplines: Architectural Sheet Metal, Building Information Modeling,& HVAC Service.

Isaac Heating & Air Conditioning is one of the largest privately-owned HVAC contractors in the United States. They offer residential and commercial installation and servicing of heating and air conditioning equipment. Their products inventory includes boilers, air conditioners, heat pumps, humidifiers, dehumidifiers, thermostats and water heaters.

ISC Sales Inc. provides superior industrial products to a wide variety of end-users and original equipment manufacturers (OEM). They offer a broad range of climate control products for electrical enclosures, such as air conditioners, vortex coolers, air to air heat exchangers, purge & pressurization units, filtered fans, and thermoelectric coolers.

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.

J.L. Brady Company LLC offers dependable, quality service to homeowners in the Quad Cities community for over 100 years. Their experienced technicians are well-trained and knowledgeable on all HVAC products, so the customers can be confident knowing that they can trust the company.

J&W Heating and Air is a full service residential and commercial HVAC company within Jacksonville and the surrounding areas. They offer a wide variety of indoor comfort solutions including heating and AC installation, heating and AC repair, maintenance plans, and complete indoor air quality service.

Jackson Comfort Services offer 24/7/365 emergency service. Heating, Cooling, and Plumbing Specialists serving Northeast Ohio for 100 years. Its commercial and residential heating and air conditioning services include repairs, maintenance, and new installations. It also provides plumbing services for residents.

At Jade Air, their priority is serving air conditioning and heating (HVAC) needs including a/c repair, troubleshooting and maintenance. Since 1991, they have been providing quality and reliable HVAC service to the Dallas area, in Texas, USA.

At JAX Refrigeration, Inc., they recognize that their clients, big and small, have unique industrial cooling system needs. Therefore they provide individualized solutions to most directly and cost-effectively build and maintain industrial refrigeration systems.

JDM Jingda is a designer and manufacturer of heat exchanger equipment, as well as an innovative supplier of stamping and metal forming press.

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.

JML Heating & Cooling Inc. is a fully licensed and equipped company to offer users a complete range of HVAC services. They have both the technical expertise as well as the experience to know how to handle all jobs, big or small.

Whether they're building water treatment systems for homes or for coffee shops, this water quality manufacturer uses only the best components possible. Which is why they've been using John Guest for 25 years. Hear what Chester Paul Company has to say about John Guest's reliability and support.

K & K Heating & Cooling is a trusted HVAC company serving cities around Northeast Ohio, USA. Their team provides HVAC installation services, fast and reliable HVAC repair, and HVAC maintenance services to upkeep the home’s comfort and efficiency. As experienced HVAC contractors, they also specialize in heating and air conditioning repair, furnace repair, and HVAC system diagnostics for both residential and commercial properties.

Kadant Unaflex LLC, based in Anderson, South Carolina, is a leading manufacturer of expansion joints, compensators, and custom-engineered flexible hose for process industries such as petrochemical, power generation, and water treatment, among others.

Kalglo Electronics, incorporated in 1969, is a manufacturer of electric radiant infrared heaters, electronic heating and lighting controls, and surge protection equipment. Kalglo is a veteran majority owned small business with product manufacturing based in USA.

Kanomax is a leading manufacturer of instruments for airflow testing, indoor air quality (IAQ) monitoring, dust monitoring, particle counting and particle monitoring, automotive testing, and more. Industries we serve include HVAC, medical, pharmaceutical, construction, industrial manufacturing, semi-conductor manufacturing, automotive and aerospace engineering, and more.

Kish Heating and Cooling Inc specializes in the repair, maintenance, and replacement of all makes and models of HVAC equipment

At Performance Air Conditioning, Electrical & Plumbing, customers will find a team of highly-skilled, fully licensed, and insured HVAC technicians who can provide a comprehensive range of heating and cooling services. Whether you need help handling HVAC repairs, water heater installation, electrical safety inspections, drain cleaning.

Established in 1992, Kleen Air Services help customers by providing air conditioning and heating services, ranging from HVAC repair, installation, maintenance, and repair.

Klondike Air Conditioning and Heating, a family-owned and operated business, has been catering to the heating, air conditioning, indoor comfort, and air quality requirements of Orange County since 1989. Their objective is to deliver superior workmanship in HVAC service, repairs, and installations. From system installations and maintenance to repairs and efficiency upgrades, trust Klondike Air for all HVAC needs.

Knauf Insulation manufactures thermal and acoustical glass mineral wool insulation for residential, commercial and industrial applications. They also deal with air duct board, duct liners, duct wrap, and pipe insulation.

Kolbi Pipe Marker Co. has been manufacturing mechanical identification for 50 years. They core values are: Quality, Simplicity and Service. Give They a try and you will experience the Kolbi difference.

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.

Kurt's AC & Heat in Tavares, Florida, is a family-owned HVAC company. The company's goal is to provide the customers with fast and courteous service. The company installs top-quality, energy-efficient replacement heating, and air conditioning systems at a reasonable price and offers extended warranties to guarantee peace of mind throughout the lifespan of the system.