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.

Irr Supply Centers, Inc. is a renowned distributor of Plumbing, Heating, Cooling, Electrical, and Refrigeration products serving a wide range of customers throughout Western/Central New York and Northern Pennsylvania.

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.

JCH London is in a prime position to be able to deliver an effective solution. Established in 2006, the company has a strong track record for providing high-quality commercial boiler servicing in London. They provide commercial boiler installations, commercial boiler repairs, commercial gas servicing, commercial gas certification, building energy management systems, and much more.

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.

JJJ Techs Heating and Cooling offers a comprehensive range of services to meet the needs of both residential and commercial clients. The core services include HVAC installation, maintenance, and repair, expert electrical services, and top-quality commercial refrigeration solutions. A team of skilled technicians is dedicated to ensuring your comfort, safety, and peace of mind.

JJJ Techs Heating and Cooling are a trusted HVAC, electrical, and refrigeration solutions partner in Lancaster and Chester Counties of Southeastern, Pennsylvania. They offer a comprehensive range of services to meet the needs of both residential and commercial clients. Their core services include HVAC installation, maintenance, and repair, expert electrical services, and top-quality commercial refrigeration solutions.

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.

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.

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.

Keston range includes both domestic and light commercial models each of which comes with complete twin flue capability offering a market-leading solution for awkward and problematic installations. The Keston range is made up of System, Combi, and Heat-only boilers.

Kings Heating and Air Conditioning have been providing HVAC with integrity to homeowners, builders, and contractors since its inception. Kings Heating & Air Conditioning is always looking to offer more value to clients through a wide range of services, from new installations to retrofitting, maintenance, and repairs.

Kimastål is a leading ventilation wholesaler located in Viken county, known for offering first-class ventilation systems in Norway. Klimastål use an advanced spiro machine to make ventilation pipes in all dimensions from Ø100 to Ø1250.With spiro pipes, we have an extensive range of ventilation parts and ventilation systems, including aggregates both with and without cooling coil. We also sell fans, filter and all ventilation accessories.

Klimat is a company dedicated to the installation of heating, air conditioning, cooling systems. They specialize in air conditioning products and continuously adapt to the new needs of the market. They offer maximum quality in their products and services. They also have a team of professionals with experience and talent.

At Knight Plumbing, they’ve been helping Calgary homeowners with dependable heating, cooling, and plumbing services for more than five decades. Since 1970, their mission has been to respond quickly, fix issues properly, and provide experienced service that keeps homes operating smoothly and safely. Their Services: Heating, air conditioning, heat pumps, water heaters, plumbing, electrical, and others.

Knowledge Hvac & Refrigeration Ltd focuses on equipment safety, rules, and manufacturer specifications. They are known for Safety First, Quality Work, and Timely Completion. The technicians are fully licensed, factory trained, and extremely knowledgeable.

Koch Air, LLC has been a privately owned, full service distributor of Carrier, Bryant, and Payne residential and commercial HVAC equipment, parts, supplies and tools. Other lines include Totaline, Honeyell, Aprilaire, NuCalgon, Modine, Takagi, Slant/Fin, and many more.

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

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.

Larry Cook Heating and Cooling provides expert HVAC services in Wichita, specializing in the installation, repair, and maintenance of furnaces, air conditioners, and HVAC systems. They also offer indoor air quality solutions such as air cleaners and humidifiers. Available 24/7 for emergency services, their certified technicians handle all makes and models, ensuring reliable comfort for the home or business year-round.

Legrand provides high value-added products and solutions for commercial, residential and industrial buildings. Legrand India offers a wide range of products in the categories of Energy distribution, Wiring devices, Home Automation, Structured Cabling, UPS, Lighting Management Solutions, Cable Management and Industrial application products.

Lehigh HVAC are specialized to do the installation and repairing of HVAC residential and commercial equipment.

Marlo is a manufacturer of Modular Air Handling Units (AHU’s), Cooling, Heating, Steam, DX (refrigerant) coils, shell & tube heat exchangers and various equipment for the Military.

Since 1964, Limcan Certified Heating and Air Conditioning has proudly delivered reliable HVAC services to homeowners and businesses across Whitby. Their long-standing reputation is built on expert craftsmanship, reliable service, and a dedication to customer satisfaction. With thousands of installations and repairs completed, users can count on their experience to keep the property comfortable year-round.

Limcan Certified Heating and Air Conditioning is their trusted source for HVAC services in Whitby, Oshawa, and the surrounding areas. Since 1964, they have been providing dependable heating and cooling solutions to homeowners, ensuring their comfort all year round. Their services cover a wide range of HVAC needs, including installation, repair, and maintenance of heating systems, cooling systems, and indoor air quality equipment.

Lions Heating and Air Conditioning is a reliable and experienced locally owned and operating HVAC company. The company is known for its excellent, transparent, and honest HVAC service backed by their exceptional customer service. They hold expertise in installing, repairing, replacing, and maintaining all types and models of HVAC systems.

Low Voltage Group (LVG) are renowned providers of commercial electrical, security and communications services in St. Charles, Missouri, USA.

Luce, Schwab & Kase, Inc. (LSKAir) is committed to providing the best Heating, Air Conditioning, and Refrigeration (HVAC/R) products to the Trade. LSKAir is a full service heating, air conditioning, and refrigeration wholesaler with four convenient locations throughout New Jersey.

Lucht LHZ produces and sells electrically operated heating systems. The product portfolio includes part storage heaters, direct heaters, combi heaters, bathroom heaters, infrared heaters, electric storage heaters and design heaters. Our products are manufactured at our facilities in Hartmannsdorf and Burgstädt.

Macurco Gas Detection is a division of Aerionics Inc., and is a global provider of rapidly deployable connected, intelligent gas detection systems that enable real-time safety and toxic threat detection. Macurco designs, develops and manufactures a full set of fixed and portable gas detection monitors for the protection of workers, responders and the community.