John Porterfield
  • Male
  • Oak Park, IL
  • United States
Share on Facebook Share on Facebook Share

John Porterfield's Friends

  • Victor Couto
  • Bradley Wiesneth
  • Matthew Redmond
  • Barbara Smith
  • Home Energy Magazine
  • Angela Bowman
  • Kohta Ueno
  • Don Hynek
  • Anthony Stonis

John Porterfield's Groups

John Porterfield's Discussions

A Spot for Tech Questions (Spot! Here Spot!)

Started this discussion. Last reply by Diane Chojnowski Oct 17, 2012. 1 Reply

My firm provides post-installation inspections and owners representative services - independent guidance during installation similar to independent construction manager.  In these (of many) roles we…Continue

 

John Porterfield's Page

Latest Activity

John Porterfield replied to Luis Hernandez's discussion I am searching for study material
"Luis,  CEE1 published a 62 page Specification of Energy-Efficient Installation and Maintenance Practices for Residential HVAC Systems, a wonderful thorough illustrated guide, specific, concise and thorough though not in…"
Oct 15, 2015
John Porterfield replied to John Porterfield's discussion Now for Something Different in the group HVAC
"I removed image placed with Dec 14 reply and hope that the image attached here can be viewed."
Jan 12, 2015
John Porterfield's discussion was featured

Now for Something Different

Now that my wife and I are involved in BPI training and plan to conduct field test at our residence, the work scope for integrated HVAC has become more involved.   We'd like to use our efficient tankless boiler AND have old style equipment remain functional for use as a BPI field test site.We're looking for an HVAC installer who has thoroughly mastered combined heating w/ air/water option.I have also posted at Heating Help dot com > search Therm_lag (me) and scroll to Integrated…See More
Jan 6, 2015
John Porterfield replied to John Porterfield's discussion Now for Something Different in the group HVAC
"Well, 2 yrs later (though none the wiser!) system now functioning captures most of the intent of concept described above.  See photo identifying the set-up I'm monitoring (hurry!) mid-Nov to early Jan, before numerous insulation defects…"
Dec 14, 2014
John Porterfield replied to Dave Robinson's discussion Can We PLEASE Stop Calling Them “Ductless” in the group 1000 Home Challenge
"Any update on this work?  Seems manufacturers would provide an indoor coil that would accommodate placement in an air handler, trunk duct, or in place of customary A coil.  I've looked but not found so if I've missed, please…"
Oct 22, 2014
John Porterfield replied to Johnny Ritzo's discussion Selecting a Water Heater
"The American Council for Energy Efficient Economy water heater tool provides helpful comparison of technology, service life, installed cost, and cost to own.  The pace of energy efficient technology innovation is brisk, so installed costs and…"
Jul 11, 2013
John Porterfield's discussion was featured

Systematic Study of Retrofit Practices

I have questions about roof cavity insulation, have input from local experts, though welcome hearing from those who are practicing in cold climate and hopefully near/at the cutting edge of Wx knowledge and  building science.I am specifying flat roof insulation for projects that include 1) roof cavity (separate rafters and ceiling joists, "roof crawl space") and, 2) rafters with deck and ceiling finish attached top and bottom.  Building with roof cavity has solid brick walls with retrofitted…See More
Jun 20, 2013
Sean Lintow Sr replied to John Porterfield's discussion Systematic Study of Retrofit Practices in the group Best Practices (Residential)
"I was hoping someone in your neck of the woods would have replied & I can't seem to find the SWS so let me just offer a few quick thoughts - SWS are not the only way to skin a cat & if best practice or other trusted information says…"
Jun 15, 2013
John Porterfield added a discussion to the group Best Practices (Residential)
Thumbnail

Systematic Study of Retrofit Practices

I have questions about roof cavity insulation, have input from local experts, though welcome hearing from those who are practicing in cold climate and hopefully near/at the cutting edge of Wx knowledge and  building science.I am specifying flat roof insulation for projects that include 1) roof cavity (separate rafters and ceiling joists, "roof crawl space") and, 2) rafters with deck and ceiling finish attached top and bottom.  Building with roof cavity has solid brick walls with retrofitted…See More
Jun 12, 2013
John Porterfield replied to Doug Horgan's discussion Geothermal real-world performance
"Hi Joseph, I have a client w/ three GeoX systems in a 4000+ residence that clearly do not function properly & have ruled out envelope deficiencies that would explain discomfort and high use.  I want to recommend retro-commissioning and ask…"
Mar 4, 2013
John Porterfield commented on Home Energy Magazine's blog post Home Non-Energy - Preparing Homes for Future Blackouts
"This is a great concept.  I had approached the Illinois Institute of Technology with this concept as a student "Interprofessional" project (IPRO) some years back and will repeat this suggestion.  There is no "one size fits…"
Jan 7, 2013
John Porterfield joined Tom White's group
Thumbnail

Trainers and Mentors

Share your experience with different training and mentoring methods. Learn about new training tools, certifications and training programs.See More
Oct 17, 2012
John Porterfield joined Sean Lintow Sr's group
Thumbnail

Best Practices (Residential)

Best Building, Retrofitting, or even Auditing Practices - what are they, what should change, what needs to find it's way to the dust bin of history?See More
Oct 17, 2012
Diane Chojnowski replied to John Porterfield's discussion A Spot for Tech Questions (Spot! Here Spot!)
"John, You're welcome to start a group on this topic. Sounds like a great idea! "
Oct 17, 2012
John Porterfield's discussion was featured

A Spot for Tech Questions (Spot! Here Spot!)

My firm provides post-installation inspections and owners representative services - independent guidance during installation similar to independent construction manager.  In these (of many) roles we are continually confronted by less than specified or agreed installation quality.  Difficulties inherent with work in existing construction is a constant reality that installers face.  We want to help installers get closer to effective installation WITH best practices and help owners and EE programs…See More
Oct 17, 2012
John Porterfield posted a discussion

A Spot for Tech Questions (Spot! Here Spot!)

My firm provides post-installation inspections and owners representative services - independent guidance during installation similar to independent construction manager.  In these (of many) roles we are continually confronted by less than specified or agreed installation quality.  Difficulties inherent with work in existing construction is a constant reality that installers face.  We want to help installers get closer to effective installation WITH best practices and help owners and EE programs…See More
Oct 17, 2012

Profile Information

Company
eZing, Inc
Professional Certification
BPI, RESNET
Professional Interests
Figuring out smart things to do in buildings. Being a good person. Making sure things that are best kept in balance are, and things not not.
Website URL
http://www.ezing.pro
Blog URL
http://ezing.tumblr.com
Twitter ID
https://twitter.com/EnergyAuditing
Facebook Page
http://www.facebook.com/pages/eZing-Home-Energy-Audits/370653477511
LinkedIn Profile
http://www.linkedin.com/profile/view?id=9106639&locale=en_US&am...

Comment Wall

You need to be a member of Home Energy Pros to add comments!

Join Home Energy Pros

  • No comments yet!
 
 
 

Photos

Loading…
  • Add Photos
  • View All

Latest Activity

Eric Johnson posted a blog post

Reducing Energy Cost for Kayak

Fishing kayak becomes popular and one of the most attractive outdoor sport nowadays. There are many…See More
2 hours ago
Profile IconBrian Coverstone, Charlie Ouellette, Karin Haerter and 1 more joined Home Energy Pros
15 hours ago
Juan added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
Thumbnail

Need Energy conservatory Blower door 3 + DG-700

Hello thanks for taking the time to read this post. I am currently looking for a blower door…See More
yesterday
Juan joined allen p tanner's group
Thumbnail

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
yesterday
Caoimhin P Connell replied to Rodney Fox's discussion Radon: Truth vs. Myth
"Good morning, Mr. Cullen – As I mentioned in another post – for the purposes under…"
yesterday
tedkidd replied to Rodney Fox's discussion Radon: Truth vs. Myth
"If putting the house under positive pressure using fresh air helps mitigate not just radon, but…"
yesterday
Rich Manning replied to Rodney Fox's discussion Radon: Truth vs. Myth
"Tell them the truth as you know it, and back it up with the facts!!"
yesterday
Rich Manning replied to Charles Ryan Weitzel's discussion Oil Fired Boiler Being Used as the Heating Source in Two Air Handlers of a Historic Home
"Yes, its a Hydro-air system. It uses one boiler to supply hot water to the coil in the supply side…"
yesterday

© 2016   Created by Lawrence Berkeley National Laboratory.   Powered by

Badges  |  Report an Issue  |  Terms of Service