Desert Aire provides refrigeration-based dehumidifiers and offer their customers indoor air quality (IAQ) solutions that help people live, work and play in healthy and productive environments. As recognized leaders in dehumidification and dedicated outdoor air systems, they apply deep engineering expertise, advanced technology and focused service & support to meet their design goals with solutions that are accurate, durable and efficient.

Dettson – A member of the Ouellet group. Mission. Provide sustainable solutions to the HVAC (heating, ventilation, air conditioning) industry.

Dial Plumbing has become the leading gas piping and plumbing service business in Brevard County. Owners, Steve Packard and Allen Deibert. It has the best installation and service personnel on the central east coast of Florida to exceed the needs of the customers.

Dimplex offers a variety of both indoor and outdoor electric heating solutions that are attractive in design, as well as powerful in performance. The heaters range from fan-forced to infrared and are suited to different spaces requirements. Dimplex electric fireplaces lead the industry with flame effect technology and realistic media bed accessories.

DirectCoil goal is to succeed in the marketplace through exceptional customer service, commitment to quality, competitive pricing and on-time shipments.

Diversified Heat Transfer (DHT), is a pioneer engineering and manufacturing company of heat exchange equipment and systems for the residential, commercial, and industrial markets. With more than 80 years of experience, DHT can design, build, and manufacture innovative, technology-driven products that provide flexible, high-quality, and cost-effective solutions for a wide variety of applications.

DM Select Services has proudly provided heating, cooling and plumbing services to clients all around the Northern Virginia (NOVA) area since 2009. We have physical offices located all over the NoVA area in Ashburn, Burke, Fairfax Station, Leesburg, and Winchester, so we can meet you wherever you are located. Our team brings a wealth of HVAC experience and is focused on delivering quick turnaround times on our installations at an affordable price.

Done-Rite Plumbing & Rooter is the premier plumbing company in Orange, California, USA. They are a full-service plumbing contractor offering everything from water heater installation & repair, drain cleaning sewer line repair & installation, and general plumbing services. They service the entire Orange County area and can be out to any property in the area same-day for plumbing services.

Doucette Industries is a globally renowned supplier of heat exchangers, vibration absorbers and OEM parts to the HVAC/R industry since 1975. Their extensive products include suction line heat exchangers, heat recovery desuperheaters, coaxial coils, brazed plates, tube-in-tube condensers, shell and tube heat exchangers, vibration absorbers, pool water heat exchangers.

Dryaire Systems, Located in Germantown, Wisconsin specializes in Commercial, Residential and Grow Room Dehumidification Systems. DryAire Systems is a provider of dehumidifiers - industrial, commercial and residential applications - indoor swimming pools, ice rinks, process water treatment plant, agricultural dehumidification solutions and many more

Ducane is all about providing outstanding value in home heating and cooling. They provide residential heating and cooling products, packaged units, and split systems under 5-tons.

Duftons are the largest independent Plumbing & Heating Merchant in the region and supplies a full range of plumbing and heating supplies to the trade. It currently has 10 branches across the region in Leeds, Beeston, Huddersfield, Wakefield, Castleford, Halifax, Harrogate, Bingley, Bradford, Bradford, and Thirsk.

DunAn Sensing offers high-performance OEM pressure sensors, transducers, and transmitters with MEMS packaging technology compatible with harsh media.

Dunphey-Smith takes pride in delivering not only quality service but also the best value and brand names in heating and cooling products.

Dura Products, Inc is a state-of-the art Indiana based manufacturer of metering, pumping and dispensing systems for the DEF, AG, and turf Chemical industries. Founded by owners with decades of knowledge in farming and the chemical sales industry, Dura Products Inc goes beyond excellent design to incorporate innovative, versatile and durable transfer pump solutions with the end consumer always in mind.

Duratrac, Inc. provides a host of professionally engineered connectors designed to perform optimally with your residential and commercial gas and water heater applications. All Duratrac flex features durable stainless steel construction without tapering at the ends to help insure optimal flow, while our end fittings and valves are zinc iridate plated to prevent corrosion

Durex Industries is the designer and manufacturer of high quality electric industrial heaters, temperature sensors, temperature controls and process systems.

The E.ON Group is one of Europe's largest operators of energy networks and energy infrastructure and a provider of innovative customer solutions for 50 million customers. Thus, they are decisively driving forward the energy transition in Europe and are committed to sustainability, climate protection, and the future of the planet.

Eagle Disinfection is responsible for providing marketing, distribution and customized solutions tailored to the client’s needs and is equipped to facilitate installation and maintenance services on all Puradigm products. Puradigm is the world’s most validated purification technology for combating dangerous surface and air contaminants safely in populated environments 24/7.

Eagle Mechanical, Inc. is a HVAC, plumbing, process and piping mechanical contractor with 30+ years’ experience. They help customers to purchase, install, maintain or replace any heating, air conditioning, refrigeration and plumbing systems. They specialize in industrial and commercial facilities, like hospitals, office buildings, schools, and government facilities.

Eagle Mountain is committed to the design and application of products and methods to reduce energy consumption and create a sustainable future for the earth while ensuring the comfort and satisfaction of customers.

Easyflex is the leader of all things flexible. We’re a global leading manufacturer and distributor of flexible, corrugated stainless steel products. Through technological innovation, attention-to-detail, and stringent quality control, we manufacture and deliver superior products to customers worldwide.

EBTRON’s management philosophy starts with a no-compromise approach to design, manufacturing, application and support. Its innovative measurement solutions have made EBTRON one of the most respected and trusted manufacturers in the industry.

EEPC India is the premier trade and investment promotion organization in India, sponsored by the Ministry of Commerce & Industry, Government of India, and caters to the Indian engineering sector. It mainly contributes to the policies of the Government of India and acts as an interface between the engineering industry and the Government.

For over 20 years they at Effebi Compressori have been supplying the main companies in the area with air conditioning solutions and compressed air systems: they design the most suitable solution for everyone, from large industrial companies to small-medium businesses, providing a precise assistance and maintenance service. and reliable, the result of the great experience gained over the years by the specialized team.

Electro Industries has been engineering, designing, and manufacturing electro-mechanical products in Minnesota since 1974. It specializes in electric heating products including boilers, duct heaters, make-up air, and various other heating controls.

Elektrotermex was founded in 1988. From the beginning of its existence to the present day, it has been 100% a company with Polish capital. The market activity was focused on heating services. They were the first in the country to start the production of compact heat distribution centers. They were very well received, as evidenced by medals and diplomas at trade fairs and exhibitions.

Elite Gas Care established itself in 2008. For over 10 years, they have grown rapidly undertaking many small and major project works. The experience has taught them to be agile and participate in new technologies. Their work has been praised and recommended. They aim to be the primary contact for the whole of East London and the surrounding areas.

Eliwell has been developing and producing control systems and services for commercial and industrial refrigeration since 1980. Eliwell, along with Schneider Electric, is the global partner that provides efficient and sustainable solutions and services for food preservation and distribution systems dedicated to environmental comfort for an integrated asset control.

Manufacturing residential and commercial baseboard radiation since the early 1970’s, Embassy Industries is one of the most widely recognized hydronic heating equipment manufactures in North America. Embassy Industries offers a complete line of high efficiency hydronic heating equipment for every residential application.