John Nicholas
  • Male
  • Derby, KS
  • United States
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John Nicholas's Groups

John Nicholas's Discussions

Slab Edge Insulation - A Side Thread to Melissa's Question

Started this discussion. Last reply by Tony Hicks Sep 2, 2016. 4 Replies

Melissa Baldridge inquired about installing slab edge insulation on a potential E-Star certified project.   Her question is a great one for any type or retro-fit work or one where the rater was not…Continue

 

John Nicholas's Page

Latest Activity

John Nicholas replied to Brad Cook's discussion BDT with vermiculite in hollow CMU walls?
"If the drywall is in good shape, you should have little worries about the 50pa depressurization moving fibres of asbestos through the CMU and the drywall into the house.  You could also do a Pressurization test and eliminate that. What was the…"
Thursday
John Nicholas replied to Larry Nissman's discussion Strange IR Image
"SW  exposure.  What is outside?  Was it sunny?  Trees?  Large Shrubs?   I have had the shade pattern show on an interior wall. You have a house with a Brick Facade.  That means you must consider the thermal…"
Feb 16
John Nicholas replied to SolyMoly, Inc's discussion Online access to utility Bills - Before Energy Audits
"Your process sounds cumbersome and introduces an unneeded third party. What I have has worked for 7 years and with 26 utility companies. The only slow down is when 1 company one time snail mailed the usage to the customer, who then scanned and…"
Jan 26
John Nicholas replied to SolyMoly, Inc's discussion Online access to utility Bills - Before Energy Audits
"I have them sign a release for the Utility to provide the info.  The only problem I've had is with one Propane Distributor that was not really willing to give me the info, If I was trying to talk his folks into going GSHP.  Our…"
Jan 26
John Nicholas replied to John Shillito's discussion Moisture/Mold on rim joist; in the group Best Practices (Residential)
"A putty knife or drywall blade would work.  Nothing aggressive like a paint scraper.  You have to get back in there.  So you might be using some type of handle extension. "
Jan 10
John Nicholas replied to John Shillito's discussion Moisture/Mold on rim joist; in the group Best Practices (Residential)
"I'm not really concerned about the isothermic or other reaction killing spores, that is just a nice side effect.  The fungal growth needs water, food (wood) and spores.   Just like a fire needs heat fuel and air.  Remove one and…"
Jan 5
John Nicholas replied to John Shillito's discussion Moisture/Mold on rim joist; in the group Best Practices (Residential)
"I would scrape the black film and wipe up the moisture at a minimum. Why make the dry to the outside work harder? Why leave a thicker slimy film, or moisture film and attempt to make the SPF adhere to it. Remove the FG -- heat the area for 24 -…"
Jan 5
John Nicholas commented on Michael Stuart's group INFRARED THERMOGRAPHY USERS
"OK!  Qualitative by definition require a blower door. Without you are doing Quantitative. Where is the sun in relation to your image? What time of day? To follow the various testing standards for judging the Grade of Insulation you must have…"
Dec 18, 2016
John Nicholas commented on Michael Stuart's group INFRARED THERMOGRAPHY USERS
"As a Lvl II Thermographer with over 5 years of work in both existing and new homes, I am not aware of any Rule of Thumb.  Have you taken a Certification Class?  Are you doing Qualitative or Quantitative IR Inspections?  What other…"
Dec 18, 2016
John Nicholas replied to David Eakin's discussion A Growing American Problem In Search Of Valid Answers
"The sizes quoted were examples only.  The panelized concept is limited to sizes that can be transported. If you want to go bigger go 40 x 60.  It just increases the number of panels.  The size limit will be constrained by $$ and…"
Nov 23, 2016
John Nicholas replied to David Eakin's discussion A Growing American Problem In Search Of Valid Answers
"David, I think it would be great of some of those groups picked up the ball and worked with the funding agencies to develop some new approaches. I think given the next 4 years in DC -  Entrepreneurs will be front and center 'making…"
Nov 23, 2016
John Nicholas replied to David Eakin's discussion A Growing American Problem In Search Of Valid Answers
"Affordable Housing has several definitions.   NAHB champions 'affordable housing'.  A lot of their definition concerns keeping the price of building a house down, by lowering regulations, and through financing incentives such as…"
Nov 23, 2016
John Nicholas replied to Daniel Baur-McGuire's discussion Vented Soffit! DO or DONT? in the group Best Practices (Residential)
"The actual research is limited to some work by Frank Rowley at the University of Minnesota in the late 1930's regarding ventilating attics to eliminate ice dams.  WWII interupted the research and the 1942 wartime FHA houseing guidelines…"
Oct 12, 2016
John Nicholas replied to Kevin Emerson's discussion Studies re: radon mitigation and energy efficiency
"The Nay side is well represented with the links already posted. I presented a neutral side, with the argument about time of sale issues. The Yea side is well represented, but will not show up here, due to folks accepted the science the EPA and State…"
Sep 23, 2016
John Nicholas replied to Kevin Emerson's discussion Studies re: radon mitigation and energy efficiency
"I have no links, just some anecdotal evidence. I had several Blower Door Tests done on my own home. So I know what the leakage was. After I tested for Radon, 10 pcl I thought about not mitigating. I also thought about mitigating just before the time…"
Sep 22, 2016
John Nicholas commented on Jan Green's blog post Wonky HVAC System
"The unit in the back is a compressor for a split system HVAC unit. Could be furnace with AC or air source heat pump. The unit in front is a single package HVAC unit. Could be a furnace with AC or air source heat pump.  Does the home have…"
Sep 16, 2016

Profile Information

Company
The Energy Guy
Role in Home Performance Marketplace
Energy auditor / assessor / analyst
Professional Certification
HERS Rater
Professional Interests
Building Certification, Improvement,
Website URL
http://TheEnergyGuy.info
Blog URL
http://TheEnergyGuy.info/Blog
Twitter ID
TheEnergyGuyKS
Facebook Page
TheEnergyGuy

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John Nicholas's Blog

Indoor Air - How do you measure if it is Healthy?

Posted on June 20, 2016 at 8:09am 5 Comments

Indoor Air - How do you measure if it is Healthy? New on my Blog! This post was made to respond to my friend Nate Adams question of 'Why?' when I tweeted that I was disappointed at…

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GeoSpring HPHWH from GE

Posted on May 1, 2014 at 6:58am 0 Comments

Most homes in this area have a gas fired natural draft hot water heater. They come complete with a draft diverter.  The purpose of the draft diverter is to send the exhaust gasses (containing Carbon Monoxide, Sulphur Dioxide etc) into the home if the chimney or flue doesn't allow them to go up. Left is a picture of a properly installed heater with a draft diverter. Note the space between the tank and the flue. That is the design that allow the noxious gasses to back draft into the…

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Energy Auditors Rock! They Depressurize!

Posted on January 22, 2012 at 6:00am 0 Comments

You’ve been in the attic, the crawl spaces or basement, climbed up and down any stairs several times. There have been some questions from the home owner and perhaps from the kids in the house. If you are like me, you’ve bumped your head a few times on low hanging fruit. It has been a fun, rewarding and perhaps a little stressful.

The thing I do to relieve this stress, is to depressurize. Yes, let all that built up stress just…

Continue
 
 
 

Featured Forum Discussions

Too many BTU's. Too much horsepower?

Started by Steve in General Forum. Last reply by Eric Kjelshus yesterday. 4 Replies

Stack/wind pressure and flow networks.

Started by Daniel James Grundy in Training. Last reply by Daniel James Grundy on Thursday. 5 Replies

BDT with vermiculite in hollow CMU walls?

Started by Brad Cook in General Forum. Last reply by John Nicholas on Thursday. 2 Replies

Strange IR Image

Started by Larry Nissman in General Forum. Last reply by Brad Cook Mar 9. 7 Replies

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Derrick Brodanex joined allen p tanner's group
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Energy Auditing Equipment for Sale, Trade or to Purchase

Discuss the pros and cons of the equipment you are interested in prior to purchase. Post equipment…See More
11 hours ago
Eric Kjelshus replied to Steve's discussion Too many BTU's. Too much horsepower?
"Its more about run time with high RH removing, than to large over sized AC unit, in houses.  …"
yesterday
Sarah OConnell posted a blog post

Crowdsourcing for Innovation

Share Your Ideas!Novel Building Envelope Design for Increased Thermal PerformanceIn 2014, more than…See More
Friday
Colin de Paor is now a member of Home Energy Pros
Friday
Walter Ahlgrim replied to Steve's discussion Too many BTU's. Too much horsepower?
"The 5 ton system you have is not 500 hp racecar engines they are 500 hp truck engines. The duct…"
Friday
Daniel James Grundy replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"So I wanted to start with a basic who can help then go into more detail later. But yes find…"
Thursday
Daniel James Grundy replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"My tutor got back to me and while areas don't quite feel right a little to much assumptions…"
Thursday
Brennan Less replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"Daniel, I'm assuming you're trying to predict the airflows through the different openings…"
Thursday

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