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.

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.

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

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.

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.

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.

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.

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.

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.

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.

Lute Supply, a multi-state multi-branch wholesale distributor of plumbing, HVAC, kitchen, bath, and hardware had our humble beginnings in a small garage in Portsmouth, Ohio in 1952

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.

Maichle's Heating and Air Conditioning installs, repairs, and replaces all major residential HVAC systems.

Maitz Home Services is listed as an essential business and are OPEN. They take extraordinary precautions to assure the safety of the employees and the clients.

Established in 1989, Malek Service Company has been a trusted provider of residential and commercial plumbing and HVAC services in College Station and Central Texas for over 30 years. Their team of experienced and licensed technicians offers a wide range of services, from air conditioning repair and heater maintenance to comprehensive plumbing solutions. They specialize in air conditioning, heating, plumbing, and electrical services.

At Malek Service Company, they recognize the urgency of resolving home service issues promptly and effectively. Their skilled technicians serve around the clock, ensuring swift and dependable solutions. Malek Service Company has been dedicated to serving the College Station area for an extended period, establishing a renowned reputation for excellence and dependability.

At Mascot, they are experts in indoor air quality, and offer a complete range of technical and mechanical services to keep retail, restaurant, and commercial HVAC systems running at peak performance – including both 24-hour emergency service and normally scheduled, routine maintenance services.

Rainlike Water physical water treatment for improving water quality, water conservation, energy efficiency, biosecurity and improving operations.

Mestek, Inc's HVAC equipment group and controls group is among the foremost manufacturer of heating, ventilation, and cooling products including residential and commercial hydronic heating equipment with intelligent controls and air conditioning.

Mid-City Supply Co., Inc. provides contractors and home-owners with the highest quality Plumbing, HVAC, Refrigeration, PVF, and industrial products. Their well-trained and friendly associates allow Mid-City's Partnership Philosophy to deliver the best value-added services in our markets while maintaining competitive wholesale prices.