John Nicholas's Discussions (153)

Discussions Replied To (70) Replies Latest Activity

"Thank You Tom for some sanity!  It is a precautionary practice.  Given the cost of m…"

John Nicholas replied Mar 16 to Radon: Truth vs. Myth

147 Mar 31
Reply by Rodney Fox

"Ted  You always start with independent data. That is necessarily not actual but lab…"

John Nicholas replied Feb 3 to Radon: Truth vs. Myth

147 Mar 31
Reply by Rodney Fox

"Nate   The AHRI Certificates on most of the green speed units show 5 -800 kWh per ye…"

John Nicholas replied Feb 3 to Radon: Truth vs. Myth

147 Mar 31
Reply by Rodney Fox

"Typical AH fans are 3/4 hp.  1725 watts to 1 HP so 1293 watts.  1293x24x365 = 11,326…"

John Nicholas replied Feb 3 to Radon: Truth vs. Myth

147 Mar 31
Reply by Rodney Fox

"Ted,   I can't speak to the industry.  I can speak to Kansas.  All systems are teste…"

John Nicholas replied Jan 29 to Radon: Truth vs. Myth

147 Mar 31
Reply by Rodney Fox

"Stephen,    The mold is in one place.  That means moisture is in that place.  Until…"

John Nicholas replied Aug 20, 2015 to Mold on a ceiling diffuser

3 Aug 20, 2015
Reply by John Nicholas

"You should go high and low on the roof as Glen suggested.  That would be simple.  Yo…"

John Nicholas replied Aug 7, 2015 to Ventilating Attics- Rafter Vents

5 Aug 12, 2015
Reply by David Eakin

"I listened to a webinar sponsored by NAHB with one of the OSHA staff members that wa…"

John Nicholas replied Jul 9, 2015 to Crawl spaces and attics: OSHA to implement new rule on confined spaces

4 Jul 9, 2015
Reply by John Nicholas

"First,  What is the 24/7 CFM requirement for your house?   Second,  What is the CFM…"

John Nicholas replied May 29, 2015 to ERV in need of backflow preventer.

7 Jun 5, 2015
Reply by Morgan M Audetat

"No,  I don't heat my toilet water, but I don't like being in the shower when someone…"

John Nicholas replied Apr 19, 2015 to Can tankless water heaters provide hot water even when the groundwater is fairly cold?

19 May 10, 2015
Reply by Morgan M Audetat

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Measured Home Performance: Assessment with a Infrared Camera

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Dan Antonioli replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Hi Hans, I don't know where you're located but where I am a 2.5 kw pv system costs closer…"
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Hans Joachim Preiss replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"I use the combination of solar PV and heatpump water heaters in the vast majority of net-zero…"
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Residental Energy Specialist: Washington, DC (or possibly telework)

Position Summary: CSRA Incorporated is searching for a Sr. Residential Building Energy Efficiency…See More
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