Harbor Air Conditioning is a pioneer air conditioning company. Most of the energy used in the home goes out in cooling and heating, act smart to have the Air conditioning fixed which can have a big effect on their utility bills.

Harding Heating Ltd is a Gas Safe® registered heating and plumbing specialist based in Shropshire. It focuses on domestic plumbing and heating, from servicing and maintenance to new boiler and heating installations.

Harris Air Services is a known resource for heating and air conditioning services in McKinney and the surrounding areas. They are a locally owned and operated company that specializes in residential HVAC installation, repair, and maintenance.

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 & Cooley has been a trusted brands for HVAC supplies in the industry. Their products are stocked across North America to provide the customer with a winning, comprehensive solution for business - on time. Their brands include AmeriFlow, AmeriVent, AMPCO, Hart & Cooley, Lima, Milcor, PortalsPlus, Roof Products & Systems (RPS) and Ward Industries.

Haskel is the major manufacturer of highly engineered pumps, gas compressors, valves and equipment designed to generate and control high pressures and deliver high-pressure gases in a wide variety of applications. As an Ingersoll Rand business, Haskel leverages a global network to offer local support and product specific expertise.

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.

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.

Health and Safety Executive (HSE) is the national independent watchdog for work-related health, safety and illness. Their mission is to prevent death, injury and ill health in Britain's workplaces. They are an independent regulator and act in the public interest to reduce work-related death and serious injury across Great Britain’s workplaces.

At Heartland Heating & Cooling, they're more than just a repair company – they're home comfort specialists. Their team has extensive experience servicing and repairing all makes and models of residential heating and cooling equipment. Their mission is to provide prompt, professional, quality heating & cooling services to their customers in the Central Ohio area, and to build a reputation as being honest and committed to customer satisfaction.

Heat Merchants supplies a comprehensive portfolio of heating, plumbing and renewable energy solutions for both domestic and commercial projects. They also provide a range of support services to customers include heating system design and specification, commissioning, ancillary certification, after-sale service and installer training.

Heat Orkney has an experienced team who can assess, install and commission any size of heat pump or air conditioning equipment. We pride ourselves on a professional service where the customer satisfaction comes first. They offer a free quote to supply, or supply and install, any sized systems throughout the whole of Orkney- including outlying islands, Shetland and northern Scotland.

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.

Heatable offers fixed price boiler replacements to customers UK wide. They have partnered with Alpha, Viessmann & Worcester-Bosch boilers to provide products at super competitive rates. They are here to simplify the boiler buying process, provide transparency of pricing and pass huge savings on to the customers.

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

HeatFix Scotland Ltd is the market leader in Scotland for service & repair on all renewable and carbon-fueled heating appliances. They are the number one choice in Scotland for professional boiler repairs, servicing, and boiler cover.

Heatforce has been supplying quality fireplaces, bathrooms, boilers and renewable energy solutions for over 35 years. They also provide heating installation, servicing & maintenance, fireplace installation & servicing, renewable energy installation, and bathroom installation & maintenance.

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.

Heatingcompany is the master company from Moosburg for all questions about heating, plumbing, bathroom renovation, air conditioning technology, heating modernization, building services and living room ventilation. Together, they will find the right solutions for users that will make them feel comfortable in the home in the long term.

HEATMOR® Outdoor Furnaces have been manufactured for over 30 years. Throughout those 30+ years, HEATMOR® has managed to stay in front of the competition with their passion to build the longest lasting unit on the market. HEATMOR® stainless steel outdoor furnaces are easy to load, maintain, operate, and are available in a wide selection of colors. Each furnace is designed and proven to outlast mild steel brands up to three times.

HEI was created to bring fresh ideas to the table of market companies & clients who want the very best in Electrical & Mechanical Engineering.

Heieck Supply is a plumbing wholesaler in the Sacramento, CA area. Whether it be a bathroom remodel, building a high rise, or swapping out water heaters Heieck Supply is the one-stop-shop for all the plumbing needs.

Heinen & Hopman are experts in the field of designing, engineering and installing heating, ventilation, air conditioning (HVAC) and refrigeration systems on both land and sea.

Hemco Inc. is a HVACR organization which provides application engineering and technical expertise for any project with primary focus on the commercial refrigeration sector. Difficult or unusual projects are their specialty.

For over 125 years, Redlands and Henry Bush Plumbing, Heating, and Air have been proudly serving the Inland Empire community with top-notch HVAC service and expertise. When it comes to any plumbing and HVAC needs, they're the leaders who customers can rely on for honest service. Their experienced team is dedicated to exceptional service.

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.

Hevac Limited is one of Ireland's leading domestic, commercial & industrial plumbing & heating specialists. They operate in offices and warehouse facilities in Dublin and Cork comprising over 10,000 square meters of space. They supply every plumbing & heating component imaginable to the residential, commercial, and industrial sectors and can offer in-house specialists including design engineers, CAD technicians, and system specialists.

HiiLIFE specializes in providing bespoke luxury technology & entertainment packages tailored for the construction, leisure, and residential sectors. The company serves as a comprehensive one-stop shop, offering a wide range of products and services, including HVAC systems, AV systems, home entertainment, lighting, premium appliances, white goods, climate solutions, and smart home technology.

Hiller provides residential and commercial service, installation, and repair throughout Tennessee, Southern Kentucky, and Northern Alabama. Hiller is Tennessee’s largest residential plumbing, heating, air conditioning, and electrical services provider.

Hisense VRF product is manufactured by Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd., which is a joint-venture company between China and Japan. And its business involves commercial air conditioning technology research and development, product manufacturing, marketing and service.