What are the possible costs and savings in having solar pv panels installed on my home?
-Iowa
Apr. 16, 2014
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Bill Haman, P.E.
Program Manager

  The cost of installing a solar photovoltaic (PV) system on a rooftop will vary [...]

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How do I estimate energy consumption for manufacturing equipment and the HVAC requirements of a building?
-Staten Island, NY
Mar. 24, 2014
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Xiaohui Zhou, Ph.D., P.E.
Program Manager

The energy consumption for a building/manufacturing facility is highly dependent on the heating/cooling system design, [...]

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How do I find the source of cold spots in my home during winter months?
-Ankeny, IA
Mar. 3, 2014
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Xiaohui Zhou, Ph.D., P.E.
Program Manager

  A good place to start is with a home energy audit, if available, from [...]

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What do I do about my built-in gas fireplace that vents to the outside wall but leaks cold air when not in use?
-North Liberty, IA
Feb. 27, 2014
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Bill McAnally
Independent Consultant

This is a fairly common problem with fireplace units such as the one you described. [...]

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How do I find a reliable solar PV dealer or installer?
-West Branch, IA
Jan. 6, 2014
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Bill Haman, P.E.
Program Manager

There are a number of solar PV dealers/installers in Iowa. Individuals who have earned accreditation [...]

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Should open or closed cell spray foam insulation be used above or below ground level?
-Waverly, IA
Jan. 2, 2014
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Bill McAnally
Independent Consultant

 Choosing between open or closed cell spray foam is usually determined by many things, a [...]

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