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.
One local entrepreneur is coupling marketing savvy with his appreciation of old architecture. His ambition and vision have given the old mansion a new purpose. What has become of the Young Manor?
The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) is moving forward with an ambitious project to identify low global warming potential (GWP) refrigerants. What does that mean?
When Bob Tudi founded Tudi Mechanical in Pittsburgh 25 years ago, he established a practice of valuing the tech and the office guy equally, and taking care of them and their families. The company has been named The NEWS’ Best Contractor To Work For in the East region.
Inspection of tubes up to 4 inches inner diameter in any shape or material can be achieved for boilers, fin fans, and other heat exchangers with the Dolphin G3™. Achieving speed as fast as 10 seconds per tube, the tool features patented acoustic pulse reflectometry (APR) technology.
An efficient and lightweight rooftop solar hot-air collector — the Luba™ GL — is designed for supplemental outside air heating in commercial, institutional, and industrial facilities. Patented by Solarventi Ltd., the technology has a maximum thermal output of 247 Btuh/square foot.
Offered in sizes 6 through 10 tons with belt-drive blowers, the Tranquility Compact Series is available with a vertical cabinet. The series has an extended range refrigerant circuit, capable of ground loop applications, ground water applications, as well as water loop (boiler-tower) applications.
In a little more than a year, 34 major corporate customers have installed, deployed or purchased more than 250 fuel cell power systems and hundreds of backup power units, totaling more than 30 MW of power. A new report released by Fuel Cells 2000 profiles this select group of companies.
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