April 13, 2011
FASTRACK Features

Basic Fan Selection
By MOLLY REHWALDT and TIM MATHSON, Greenheck Fan Corp., Schofield, Wis.
Selecting a fan can be fairly complex. This article outlines the basic process for matching a fan to a system: (1) Define the application, (2) select the basic fan, (3) determine fan size and operating-point location, and (4) identify method of fan control. [MORE]


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FASTRACK News

Survey Reveals Lack of Diversity in A/E/P and Environmental Consulting Firms
The architecture, engineering, planning (A/E/P) and environmental consulting industry remains mostly white and male-dominated for reasons ranging from archaic hiring practices to fewer minorities seeking careers in the field, ZweigWhite, source of business-management services, reports in the March 21 issue of The Zweig Letter, its weekly journal. [MORE]


Pyramid Designed to Prevent Urban Water Crises
A visual representation of critical opportunities in water conservation, efficiency, and supply is available from green-building and water-conservation consultant Jerry Yudelson. [MORE]


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ITT Issues "Ideation Challenge" to Help Solve Global Water Issues
ITT Residential & Commercial Water, along with foundation partner ITT Watermark, is seeking solutions to the problem of educating illiterate populations about the importance of purifying drinking water, offering a $5,000 prize for the best idea. [MORE]


HPAC Engineering Teams With Lennox for Free Webinar
During summer, the electricity consumption of commercial rooftop HVAC units reaches its peak at the same time demand on the grid reaches its peak. For business owners, that means reduced comfort from load shedding or brownouts and increased electricity costs from demand charges and peak rates. [MORE]




TRIPLE-FLEX™ ULTRA-HIGH EFFICIENCY BOILERS
Bryan Steam offers Triple-Flex™ (patent pending) Ultra-High Efficiency Condensing Boilers. These boilers feature flexible stainless steel tubes, minimum thermal efficiency of 90% with 160° return, 180° supply at 100% firing load. Efficiencies of 99% are achievable with lower return water temperatures as found in new building designs. The Triple-Flex™ fires at 3,000 MBH input, with sub 30 PPM NOx utilizing a hybrid metal fiber 5:1 turndown burner, and Honeywell "SOLA" safety control. Click here for more info.
--Bryan Steam LLC





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