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HPAC Fastrack
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HPAC Engineering Fastrack

August 8, 2012

FASTRACK Features

Backflow Prevention: The Last Line of Defense for Plumbing-System Safety

By JOHN VASTYAN, Common Ground, Manheim, Pa.

In a piping system, water is intended to flow in one direction: from the supply to the point of delivery. Danger lurks when the pressure in a system exceeds the pressure of the supply. Anytime pressure in a system drops, even momentarily, the system is subject to backflow, back pressure, or back siphonage, opening the door to contamination. This can happen all too easily when a water main is shut off, a water main is broken, or water demand surges in a specific area.

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FASTRACK News

Proposed Facility Smart-Grid Standard Open for Public Review

A proposed standard intended to create smart facilities in support of a national smart-grid effort is open for an advisory public review ending Sept. 3.

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ASHRAE Names Distinguished Lecturers

ASHRAE recently named 11 individuals to its Distinguished Lecturer program, which provides speakers on topics impacting the built environment.

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Fujitsu Expands VRF Training

Fujitsu Training Academy now offers instruction on the design, installation, troubleshooting, and diagnostics of variable-refrigerant-flow (VRF) systems at two locations, in addition to online.

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Momentum Building for Mechanical Systems Week 2012

As Mechanical Systems Week 2012, a national seminar and product showcase devoted to HVACR, hydronics, and plumbing, draws near, conference sessions and speakers continue to be added, and exhibitors and sponsors continue to come aboard.

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