John Nicholas's Discussions (167)

Discussions Replied To (79) Replies Latest Activity

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

John Nicholas replied Feb 3, 2016 to Radon: Truth vs. Myth

147 Mar 31, 2016
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, 2016 to Radon: Truth vs. Myth

147 Mar 31, 2016
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, 2016 to Radon: Truth vs. Myth

147 Mar 31, 2016
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, 2016 to Radon: Truth vs. Myth

147 Mar 31, 2016
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

"Simple math will tell you.   Figure the GPM requirements for each fixture you think…"

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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Eric Kjelshus replied to Wayne Melancon's discussion What's the Most Profitable HVAC Job for Your Company?
"What is your "Key Performance Indicator" dollar per hour? gross dollar per man day? % of…"
5 hours ago
Jan E. Graveamker replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"Hi Mary, What is the purpose of lighting the backyard ?  Sense of safety, night time…"
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Joe Davis replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"Well said Dennis, try a lighting calculation for the space you need."
14 hours ago
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