HVAC water-cooled systems require water treatment to prevent scale formation and corrosion, which is often done by using chemicals to treat the water, the company says. Scale Free Systems is a patented water treatment process that eliminates and reverses scale buildup and corrosion without the use of chemicals.
Demand in the United States for HVAC equipment is projected to increase 5.1 percent annually to $16.8 billion in 2015, according to a study that came out in November titled HVAC Equipment from The Freedonia Group Inc., a Cleveland-based industry market research firm.
This article takes a look at three special projects that involved hydronic heating and how each contractor solved his client’s problem by choosing the proper design and equipment for each job — and how these jobs may give other HVAC contractors some insight into how they can sell wet heat to their own clients.
HVAC contractors have many choices of hydronic heating equipment, and these are a few examples of how knowledge of wet heat technology can make the selling job a little easier.
The Phantom Series commercial-industrial air curtains are available in 10- and 12-foot mounting heights. The recessed unit is concealed within the ceiling, allowing for complete coverage without the concern of equipment visibility or mounting height constraints.
The NEWS reports on new products found by our editors at the recent AHR Expo in Chicago. Products are listed in alphabetical order within each category.
How did the economy fare in 2011? What will it do in 2012? These questions are tricky to answer, but as contractors prepare their business strategies for the coming year, many are looking to numbers and forecasts for direction.
While the chiller is typically the most visible part of the system, other key components include chilled and condenser water pumps, cooling towers, heat exchangers, etc. This article focuses on maintaining these components “beyond the flange,” which are found in most typical building comfort cooling applications.
Years ago, in some dank basement, a contractor installed a large air vent near the end of a steam main. Why did he do that and what happened? Read to find out.
Are you looking for ways to attract new customers? Are customers coming in the door, but you have trouble keeping them as long-term clients? These are fairly common dilemmas for HVAC contractors — and almost everyone else in the services industry.
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