Twinco, designs and supplies the temperature control systems on thousands of projects for the major HVAC Mechanical Contractors. These projects include schools, financial institutions, office buildings, residences, government facilities, theaters, retail stores, factories and hospitals.

U.S. Boiler Co. provides hydronic residential home heating with reliable, efficient, modern designed products that are made in America.

U.S. Climate Alliance states are committed to taking real, impactful, on-the-ground action that urgently addresses the climate challenge. In becoming an Alliance member, member states commit to achieve the Paris Agreement’s goal of keeping temperature increases below 1.5 degrees Celsius globally.

UKHeatPumps are a specialist supplier & installer of sustainable climate solutions for residential and commercial projects. UKHeatPumps provide full systems design, installation, aftercare, and expert advice on all types of renewable projects.

Uncle Mike’s Home Service is the go-to AC repair and Installation service provider in Lincroft, New Jersey, USA. They understand the importance of maintaining a comfortable and well-functioning home environment. With years of professional expertise, their team is committed to delivering top-notch HVAC solutions tailor-made to suit specific needs.

The Unico System is a small-duct, high-velocity central heating and air conditioning system. Ideal for custom & new home construction, historic preservation, older home retro-fit, and commercial applications, The Unico System takes less than one-third the space of a traditional HVAC system.

Hays Cleveland Combustion Control Products is a division of UniControl Inc. Industries Served by Hays Cleveland Combustion Control Products include: Commercial and Industrial Markets: fire-tube & water-tube boiler applications. Federal & State Institutions: control and instrumentation systems and services.

United AC Supply is one of the premier distributors of HVAC/R products in Houston, Texas, USA. They deal with all Air Conditioning, Refrigeration,Heating and Ventilation needs and represent all major manufacturers across the country.

Urecon's U.I.P.® processed pipe is insulated with rigid polyurethane foam, the best insulation commercially available on the market today. Founded in 1969, Urecon has been pre-insulating pipe with its void free U.I.P.® insulation process since 1972 out of St. Lazare, Quebec and since 1981 out of our Calmar, Alberta plant. With our system, the pipe is pre-insulated in our factory and arrives on the job site ready to install.

Uswitch is one of the UK's comparisons and switching services. It helps compare prices on gas and electricity, home phone, broadband, digital television, mobile phones, and personal finance products including mortgages, credit cards, current accounts, and insurance. The aim is to help customers take advantage of the best prices and services on offer from suppliers so they can get the deal that's right for them.

Founded in 2003, Utilita was created to challenge the Big 6 energy suppliers by empowering everyone with a fair and flexible service that’s good for the pocket and planet.

Since 1953, Vapco Products has created and distributed cutting-edge and naturally "green" products to the air conditioning and heating industries. Founded and still centrally-located in the St. Louis, Missouri, area, Vapco distributes products retailers and wholesalers worldwide.

Vapor Power is a market for commercial boilers and industrial boilers. Our six distinctive product lines provide steam generator, thermal fluid heater, hot water and superheated steam solutions, to meet every industry need and application.

Verder has been already operating for more than 56 years, offering innovative technologies in the fields of laboratory and analytical equipment (Scientific division), and in the fields of pumping and mixing solutions for all industrial purposes (Liquids division).

Vertiv brings together hardware, software, analytics and ongoing services to ensure its customers’ vital applications run continuously, perform optimally and grow with their business needs. Vertiv solves the most important challenges facing today’s data centers, communication networks and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extends from the Cloud to the Edge.

Veryable is a marketplace for on-demand labor for manufacturing and distribution, which provides businesses with higher productivity and fewer administrative burdens and workers with flexible work arrangements.

Vesta.DS, Inc. was established in 2016 to promote condensing tankless water heaters, combination boilers and heating boilers specifically designed for North America The products are manufactured in South Korea by Datsun Celtic, a company founded in 1982 that introduced European-style gas boilers into the Korean market. Today, their energy efficient products are sold throughout the world. To better serve industry, Vesta has regional sales

Vic Bond supplies plumbing, electrical, heating, and cabinetry for all of the needs as well as the top products in the industry. They offer exceptional service, value and top quality brands to meet every budget. They also provide a large selection of cabinetry, plumbing fixtures and faucets.

At Victory Energy, we’re relentlessly committed to serving diverse industrial and institutional markets by delivering innovative boiler, burner and heat recovery products, solutions and services that address the environmental and societal concerns of today, tomorrow and well into the future.

Viega LLC is a globally renowned provider of pipe fittings for plumbing, hydronic radiant heat, snow melt and marine applications. Their solutions portfolio includes Viega ProPress, Viega MegaPress, Viega PureFlow System including PEX and fittings, as well as MegaPress CuNi and SeaPress systems, ProRadiant heating and cooling systems, and in-wall flushing technology including carriers and flush plates.

The Viessmann Group is a globally renowned company that manufactures heating, cooling and climate control technology and solutions. They provide heating systems, industrial systems and refrigeration systems for commercial and industrial applications.

Virginia Air Distributors, Inc is one of the largest wholesale distributors of residential and light commercial HVAC equipment on the east coast. Headquartered in Richmond, VA, Virginia Air provides heating, cooling, air conditioning equipment and solutions, heat pumps, and furnaces.

Viva Training delivers first-class building services courses, for heating installers, new entrants, and RACHP engineers. Based in Halifax, Yorkshire, they provide a range of gas qualifications, designed for both experienced engineers who need to keep their ACS up to date and career changers looking to upskill or start something completely different.

VKK - Vaasan Kuljetuskanavat Oy is a plant supplier of heat and steam production plants operating on biofuel - one of Finland's operators. Vaasa's Kuljetuskanavat specializes in deburring of the mechanical wood processing industry and transport and handling systems for various materials in demanding industrial environments. Together, the companies form the VKK Group Oy group.

Vogue (UK) Ltd is a manufacturer of heated towel rails, designer radiators and accessories. Their product range includes valves, electric underflow heating products, envirovent fans, electric products, as well as ladder, traditional and contemporary towel rails.

Established in February 2001, Voltex continues to achieve rapid, consistent growth by focusing on compliance, high performance and reliability, with an unflinching commitment to looking after electrical contractors, the guys that do the work. They are a 'manufacturer to end-user' company, controlling everything from design right through to using only direct distribution from Voltex's own warehouses to account-holding licensed electricians.

W. L. Gary Company, Inc. is a full-service Mechanical Contractor specializing in providing complete solutions for clients in the Washington, DC, Maryland, and Northern Virginia, regions of the USA. As a family-owned and operated business, they understand the value of a reputation built on quality work and attentive customer care.

Warren Controls Inc. is a renowned US-based manufacturer of control valves and related products for industrial process/general service and specialty applications, HVAC - building automation, Military/Marine, boiler components and OEM specialty valves.

Water Heaters Now is the go-to water heater installation company for same-day service. They specialize in water heater replacement, tankless water heaters, and commercial water heaters. Their team provides the best professional-grade units for their customers.

Wateraid UK are determined to make clean water, decent toilets and good hygiene normal for everyone, everywhere within a generation. By inspiring people and sparking chain reactions, they help deliver lasting change. By working closely with partners internationally and on the ground in some of the toughest places in the world, they have helped millions of people take control of their lives and build better futures.