Ethan MacCormick
  • Aurora, NY
  • United States
Share on Facebook Share on Facebook Share

Ethan MacCormick's Friends

  • Nate Asbeil

Ethan MacCormick's Groups

 

Ethan MacCormick's Page

Latest Activity

Ethan MacCormick replied to Luis Hernandez's discussion Modeling the apartment upstairs in the group TREAT Software
"Boy, Luis, sorry to see this so late. Curious what you did.  Our general approach would be to model only the surfaces in the apartment  that are adjacent to unconditioned space, so leaving off floors and walls that are adjacent to the…"
Sep 26, 2014
Ethan MacCormick replied to Luis Hernandez's discussion How to model a skylight in the group TREAT Software
"Hi Luis, I'm not sure what the NYSERDA specifics would be, but in basic terms, a skylight is just a window in a sloped roof (typically).  So picking the right frame and glazing characteristics and putting it into a sloped roof should do…"
Sep 26, 2014
Ethan MacCormick replied to Luis Hernandez's discussion Modeling a Townhouse in the group TREAT Software
"Exactly right, Luis. The other unit is conditioned also, so there's negligible energy transfer between them, so the common walls don't provide a heating or cooling load, and there's no reason to enter them in the model. And to…"
Jul 7, 2013
Ethan MacCormick replied to Luis Hernandez's discussion Modeling a Townhouse in the group TREAT Software
"Hi Luis, This is a great question that points to a fundamental tenet of energy modeling: we don't worry about surfaces (walls, floors, etc.) where there's no energy transfer.  We assume that temperatures between adjacent units (or…"
Jul 7, 2013
Ethan MacCormick replied to George Kopf's discussion ASHRAE 62.2.2010 and the $20 app
"Rick Karg, one of the developers of the ResVent app, has always been very generous with his time when enhancing the standard, and in educating the building science community on using it. In fact, he offers a free web-based tool to do the 62.2…"
Jan 17, 2013
Ethan MacCormick left a comment for Carol A. Markell
"Thanks Carol,  If Dave or Bill or Tamasin or Gloria or someone had told me sooner... Looks good!"
Jan 19, 2011
Carol A. Markell left a comment for Ethan MacCormick
"Welcome Ethan, about time!  Carol"
Jan 19, 2011
Ethan MacCormick is now a member of Home Energy Pros
Jan 18, 2011

Profile Information

Company
Performance Systems Development
Website URL
http://www.psdconsulting.com

Comment Wall (2 comments)

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

Join Home Energy Pros

At 7:58am on January 19, 2011, Carol A. Markell said…
Welcome Ethan, about time!  Carol
At 12:34pm on January 18, 2011, Diane Chojnowski said…

Hi Ethan,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos andupcoming events. If you're blogging about home performance, this is the place for you!

Don't forget to upload your profile photo. And add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.

Latest Activity

Casey Gesell replied to Casey Gesell's discussion Looking for home improvement companies to join our dealer network!
"Hi Patrick, I'd be glad to have a conversation with you about the details on our program. What…"
1 hour ago
Amina Lang posted an event

19th International Passive House Conference at Congress Center Leipzig

April 17, 2015 at 9am to April 18, 2015 at 6pm
The Passive House Standard enables every building owner to benefit from the energy revolution, with…See More
3 hours ago
Don Hynek replied to Luis Hernandez's discussion Non-continuous exterior insulation
"This is a matter of far more than R-values. Average exterior temp, heating load vs. cooling load,…"
19 hours ago
Patrick Michaelyan replied to Luis Hernandez's discussion Non-continuous exterior insulation
"Don, I'd like to ask you specifically about your comments on putting the structure at great…"
yesterday
Patrick Michaelyan replied to Casey Gesell's discussion Looking for home improvement companies to join our dealer network!
"Casey, Time frame for relocating is late spring to early summer. I am considering both counties…"
yesterday
Dennis Heidner replied to Patrick Michaelyan's discussion Vinyl Siding with Integral Insulation
"The observation about rot is important.   I agree. One of my complaints with some of the…"
Friday
Jennifer Schenk added a discussion to the group Job Board
Thumbnail

Job Opening - Energy Programs Manager - Frisco, CO

Energy Programs Manager - High Country Conservation CenterJob DescriptionGeneral Description of…See More
Friday
Jennifer Schenk joined Diane Chojnowski's group
Thumbnail

Job Board

This group is for posting jobs related to all aspects of the home performance industry including…See More
Friday

© 2015   Created by Lawrence Berkeley National Laboratory.

Badges  |  Report an Issue  |  Terms of Service