HAMPDEN ENGINEERING CORPORATION has built a reputation for manufacturing Cutting Edge, Engineering and Technology Training Equipment of the highest quality since 1954.

Harry Alter Co. is a renowned US-based wholesale distribution of heating and air conditioning equipment, parts and supplies. They provide furnaces, air conditioners, hydronic heating solutions and refrigeration supplies.

Harry Eklof & Associates Inc. is a manufacturer representative. They offer training services and also connect the user to the following products: Plumbing, HVAC, Bath Fixtures, Sump Sewage, Tools.

Hart-Hammer, Inc. is a US-based provider of sales and engineering support in Iowa, Nebraska, the Quad Cities, and Western Illinois. They represent 27 HVAC manufacturers including AAON, Nailor, Ruskin, CamFil, Strobic, and many others. The company focuses on heating and air conditioning services for commercial/institutional and temperature control/measurement for hospitals and laboratories.

As an American Standard Customer Care dealer, Hartley’s Climate Control takes pride in 'selling the best and servicing the rest'. It helps customers in their HVAC system purchases as they know purchasing a home comfort system can often be a daunting task.

Since 1914, HB McClure has served homes and businesses in Central Pennsylvania by providing premier residential, commercial, and design/build mechanical services, including heating, cooling, plumbing, electrical, and fuel oil and propane delivery. Our expert technicians evaluate each job, recommend the best solutions, and allow the client to choose the right option for their needs.

HBB Pro Sales Group Inc. is a representative of high quality HVAC/R products lines in Ohio, Kentucky, Indiana, Michigan, Western Pennsylvania, and West Virginia.

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.

Heat Pump Federation lobbies government for long term policy supporting the electrification of heating and cooling, works to raise awareness, understanding and confidence in heat pump technology across both domestic and commercial sectors, and collaborates with government, industry and consumers to make this a reality.

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.

Heatex is a cleantech company that optimizes and develops energy-saving thermodynamic products and solutions that contribute to a sustainable future.

Heating and Air Conditioning Supply, Inc. is a proud local distributor of Armstrong Air and Ducane HVAC equipment. Since Heating and Air Conditioning Supply, Inc.'s debut in 2003, they have experienced enormous growth due to experienced staff with excellent product knowledge, quality materials at the lowest prices available and an extreme focus on customer service.

As a leading provider of home heating repairs in New Jersey, Hudson Heating is a family owned and operated business, licensed, bonded and insured that offers both residential and commercial HVAC repairs, service and installation.

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.

Herrera Heating and Air Conditioning Inc are more than just an HVAC company in Westminster – they’re partners in creating comfortable and efficient living and working environments. And as a trusted family-owned HVAC contracting company with over 30 years of experience, they pride themselves on delivering comprehensive services for both residential and commercial properties in Westminster and the entire Metro Denver area.

Hole Pro provides unique hole cutting tools for use by professional trades people, including electricians, HVAC and refrigeration contractors, audio and CCTV security systems installers, carpenters, MRO engineers, plumbers, and remodelers. Their tools save them time and enable them to safely complete jobs faster.

Homans Associates is the premier distributor of HVAC Equipment, Supplies and Mechanical Insulation products in the Northeast. We've been serving the contractor community since 1952 with locations across all of New England plus New York and New Jersey. Our logistics network includes over 80 trucks and almost 1 million square feet of distribution space.

Home Heating & Plumbing specializes in HVAC (Heating, Ventilation and Air Conditioning) and Plumbing solutions for the new construction, remodeling or replacement project.

Honey-Do-Men is an experienced and full-service home improvement contractor. They provide comprehensive remodeling, repair, and maintenance solutions for home owners. For anyone who requires their assistance in gutter repair or replacement, roof repair, or handyman services, they can help.

Housecall Pro was founded in 2013, and we’ve been helping home service professionals thrive ever since. Its core SaaS software platform helps Pros with scheduling, dispatching, job management, invoicing, payment processing, marketing, and more.

HTP's space heating boilers provide ultimate comfort and the best overall efficiency ratings while keeping maintenance and operating costs to a minimum. With a HTP high efficiency boiler can achieve the heat for family or business needs while also saving money and energy.

HTPG designs and manufactures heat transfer components and equipment for refrigeration applications in the food service, food retail and other non-consumable markets. Its products are sold primarily in the USA and Canada to original equipment manufacturers (OEMs), Air Conditioning and Refrigeration Wholesale (ARW) distributors, and direct to end-user customers.

HVAC is an acronym that stands for Heating, Ventilation, and Air Conditioning. Sometimes you will also see the acronym HVACR, with the extra R representing Refrigeration. This industry is a popular one for many seeking a new career as there is a great demand and the pay can be quite good. If you are interested in entering the rewarding world of heating, cooling, ventilation, and refrigeration, you will need some education. One good place to start

AC & Heating Equipment Rental are the air treatment specialists who understand the critical importance of air quality and building systems. Founded by three seasoned experts with a combined experience of over 40 years in rent air conditioner and heater rentals, they are passionate about providing exceptional solutions to meet unique client needs. They deliver their services 24/7 across the provinces of Ontario and Quebec in Canada.

HVAC Erie specialize in air duct cleaning, air conditioning repair, and furnace repair in Erie, Pennsylvania, USA. They offer a full range of heating and cooling services, including furnace repair, air conditioning repair, and air duct cleaning. Their experienced technicians are available 24/7 for emergency repairs.

HVAC Manufacturing and Technology is a Woman Owned Company located on 15 acres in East Texas. A diversified Building technology company specializing in the design and manufacturing of patented intelligent HVAC products, Self-commissioning air terminals, air handling systems, modular prefabrication, hydronics, air purification systems, air distribution, Intelligent Air Control, Total Room Automation, UL Control panels and cutting edge software.

At HVAC Parts Warehouse find all of the HVAC parts & accessories one needs for the job! They carry products from all large name brands.

HVAC PLUS is a premier reseller of commercial replacement parts for heating, ventilation, and air conditioning equipment. Their main focus is on high quality replacement HVAC parts for systems made by the industry's top manufacturers, including Carrier, York, Trane, McQuay, Barber Coleman and GE Motors.

HVAC RepCo is an independent rep agency for manufacturers of heating, ventilation, air-conditioning (HVAC) equipment, controls, valves & actuators, sensors & thermostats, grilles, registers & diffusers, B-vent, sheet metal products, penetrating oils & lubricants, fabric ductwork, refrigeration and hand tools. The team at HVAC RepCo is uniquely positioned to professionally represent the premier manufacturers in the HVACR industry.