Forrest Fencl

The president of UV Resources (www.uvresources.com), Forrest Fencl is the writer holder or co-writer of 15 patents and the author or co-author of numerous papers and articles and several ASHRAE Handbook chapters related to ultraviolet air and surface treatment. He is a Life member of ASHRAE, an ASHRAE Fellow, formerly an ASHRAE Distinguished Lecturer, and a member of the International Ultraviolet Association (IUVA) and the Illuminating Engineering Society (IESNA).

Articles

ARTICLES

Here is the same cooling coil at Lackland Air Force Base after UV-C was installed. UV-C lamps are currently the best solution to provide 24/7 cleaning of coils.

Dirty Sock Syndrome: What It Is, How to Prevent It

Applying a Solution That Works
Forrest Fencl
September 8, 2014
One Comment

In the 1970s, heat pumps were touted as the energy efficient HVAC systems of the future. New markets typically have new problems, and for heat pumps the nature of the problem related to odors. A particular foul smell was so prevalent that the moniker Dirty Sock Syndrome was coined and universally accepted.


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This graphs illustrates the irradiance levels in the UV-C wavelength (254nm) that result from a 1-meter-long UV-C lamp positioned 12 inches from the surface of a HVAC cooling coil.

UV-C Systems for Commercial HVAC

Technology Provides Continuous Surface Cleaning of Cooling Coils and Drain Pans
Forrest Fencl
July 14, 2014
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Although UV-C is simple, many contractors are mystified about how UV-C works and how to apply it cost-effectively. These aspects and other misunderstood issues are addressed here .


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