Jaros, Baum & Bolles Consulting Engineers, LLP provides specialty services such as commissioning, audiovisual, distributed antenna systems, smart buildings, special inspections and MEP advisory services, as well as professional lighting design.

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 Inc. 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.

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.

Johnson Brothers is a pioneer in the roll forming industry. They deal with rolled formed metal products: filter frames, rings, clamps, channels, panels, reflectors, mouldings. They also cater to tubing: open seam, split seam, finned and flanged seam, lock seam.

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.

Keller Air is a leading wholesale supplier of HVAC equipment, supplies and parts distributed though it's 22 Branches located in seven Pacific Northwest states. Keller Air features a roster of product lines including Rheem, Samsung, Bradford White, Continental Fireplaces, Honeywell, White-Rogers, Fantech, Hart and Cooley, Dura-Vent, Ecco heating products and Southwark Metal products.

Kerr Controls Limited is Atlantic Canada's distributor of heating, ventilation, air-conditioning and refrigeration. Kerr offers the best in technology that enhances home comfort, saves energy and protects the environment.

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.

Key Refrigeration Supply is a Midwest Wholesale Distributor of HVAC/R equipment and parts with 3 locations in Kansas and 3 in Missouri.

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.

Klondike Air | Heating & Cooling ExOrange County’s most trusted residential air conditioning and heating/heater repair service, installation, and maintenance specialists since 1989.

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.

L P International Inc. is a manufacturer and distributer of unique motorized electric stairclimbing hand trucks. Their product PowerMate is a safety moving system for professionals in the HVAC-R and Plumbing Industry.

La Brea Air has been providing industrial HVAC rental units for 35 years in Southern California. Their AC rentals come in various types, from 1 ton portable AC units to 50 ton air handles and everything in between. The temporary AC rentals are fit for small to large special events, temporary emergency cooling, movie studios, movie and retail applications.

LAARS Heating Systems Co. manufactures residential and commercial boilers, volume-water-heaters and commercial pool heaters from 50,000 to 5,000,000 BTU's as well as storage, buffer and solar tanks.

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.

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

Lazco Corp. buys and sells surplus HVAC equipment, compressors, chillers, cooling towers, rooftops, boilers, generators and Liebert A/C units.

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.

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

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.

Lochinvar is the producer of energy-efficient water heating solutions that are radically simple, brilliantly engineered and perfectly suited for most any application. They focus solely on serving the unique needs of each customer with a product portfolio including boilers, water heaters, pool heaters, cogeneration products and commercial package systems.