Grandy & Associates provides business training exclusively to the service and trades industry (HVAC, plumbing, electrical, chimney sweeps, pool and spa, landscaping, security, etc.) They have trained over 16,000 contractors across the United States and Canada on how to run profitable businesses.

Griswold Controls provides reliable and quality products for HVAC and Irrigation applications. They provide Automatic flow control valves, manual balancing valves, actuated control valves, pressure independent control valves, DeltaT Control valves, actuators, diaphragm valves, and coil piping packages.

H. A. Phillips & Co. is a single source manufacturer and supplier of modulating control solutions for industrial refrigeration systems. They provide ammonia refrigeration valves, control systems, custom ASME pressure vessels, air purgers, Anhydrators, packaged refrigeration controls, regulating and solenoid valves, Level Eye sightglasses, refrigeration flanges.

H.D. Grant Co., Inc. represents many of the best manufacturing lines in the HVAC industry. They supply and distribute exhaust fans, fire dampers, radiation dampers, single duct VAV boxes, fan powered VAV boxes with electric heat, Vibration Isolation, and many other products for the HVAC industry.

Signs, tapes, labels, pipe markers, valve tags, nameplates and label/tag making equipment.

HANTEMP Controls offers an innovative line of stainless steel valves, flanges, and other controls built to withstand the harsh conditions of today's industrial refrigeration systems.

Hays fluid controls makes the world's most effective automatic flow control valves and related vital components for the hvac industry.

Head’s Heating & Air Conditioning is an HVAC company that offers complete heating and air conditioning services in the Mobile and Baldwin county area. Their company was established in the year 1979.

Hearth Stopper provides customizable, decorative fireplace covers across the USA. Eliminate cold drafts and boost comfort with their premium fireplace opening covers, designed to fit any decor and significantly boost the home's energy efficiency. Learn how to cover fireplace opening with Hearth Stopper fireplace insulated covers.

With 16 locations in Canada and the United States, HTS has grown significantly as a full-service, custom HVAC equipment provider since its establishment in 1992. Their products inventory includes chillers, heat pumps, air handling units, valves, building automation systems, heat exchangers, fan coil units, humidifiers and dehumidifiers.

Heat-Timer Corporation deals with weather-actuated hot water, reset and steam cycling controls, radiant controls, boiler sequencing controls, DHW tempering valves. Their products combine the needs of the industry with up-to-the-minute technology.

Heatco manufactures gas-fired stainless steel duct heaters. Their mission is to design, build, and deploy America’s highest quality gas heaters while providing industry-leading customer satisfaction.

HeatLink Group Inc. is a multi-system supplier of potable water and radiant hydronic heating/cooling and snow melt systems. For over 20 years they have created comfortable and efficient heating, cooling and plumbing systems for residential and commercial construction. HeatLink’s radiant heating systems create a comfortable and energy efficient environment for living.

Hex Valve (Richards Industrials) manufacture valves as a means to simplify the piping associated with gauge and differential pressure transmitter applications.

HTS unites top brands -- Honeywell Combustion Safety, Honeywell Combustion Service, Eclipse, Exothermics, Hauck, Kromschröder, Maxon and Honeywell Combustion Controls -- delivering the best in thermal solutions.

Hydro Pump Company, based in Omaha, Nebraska, is a wholesale distributor of geothermal heat pumps, HVAC products, and water well products from the nation’s leading manufacturers, serving contractors in Iowa.

Hypertherm, Inc. is a manufacturer of industrial cutting technologies including Hypertherm® plasma cutting and gouging systems, EDGE® Connect CNC motion and height controls, OMAX® waterjet cutting machines, ProNest® CAD/CAM software, and Robotmaster® offline programming software for robots.

IAPMO EGS mark is a valuable asset that assist in promoting products by communicating concern for customers. IAPMO EGS is recognized for technical excellence in testing certifying electrical, pool and spa, fuel gas and solar products that meet the highest standards of public health, safety and environmental quality offer independent testing, certification and listing for mechanical pool, spa and bathtub industries.

Ace Instruments’ IAQ Detectors range empowers the new generation of sustainable buildings to continuously monitor indoor air quality with cutting edge instrumentation. Positive performance on major indoor air quality parameters has been linked to improved productivity, reduced operating cost and carbon footprints. Their extensive experience of over 30 years in manufacturing enables them to deliver customized solutions for unique IAQ applications.

The Independent Contractors Exchange (ICE) is a select group of independent HVAC contractors specializing in the service and installation of applied HVAC systems.

Industrial Maid is the premier manufacturer of air purification systems to fit virtually any industrial application or budget. They are an air filtration manufacturer with unmatched customer services, disruptive technology, and a philosophy of continuous improvement. Their unique equipment offerings incorporate environmentally sound components and keep purchase, installation, and operation simple.

INFICON provides industry-renowned tools for HVAC/R service, including refrigerant and combustible gas leak detectors, combustion analyzers, refrigerant charging scales, refrigerant recovery machines, and vacuum pumps. INFICON is a major provider of innovative instrumentation, critical sensor technologies, and advanced process control software that enhance productivity and quality in sophisticated industrial vacuum processes.

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.

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.

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.

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.

JB Industries is the premier manufacturer of American made HVAC/R tools and instruments. For over 50 years, JB Industries has been committed to providing exceptional customer service and quality, innovative products that meet industry needs and are manufactured, engineered and tested in accordance with rigid quality standards.

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.

Johansen & Anderson is the premier HVAC company providing quality air conditioner installation and repair, furnace installation and repair, and refrigeration installation and repair for both residential and commercial buildings.