Shawna Henderson
  • Halifax, Nova Scotia
  • Canada
Share on Facebook Share on Facebook Share Twitter

Shawna Henderson's Groups

Shawna Henderson's Discussions

High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?
2 Replies

Just had a convo with a cold climate builder who said he has had concerns about the viability of the continuity of the air/vapour barrier created by using high-density foam in frame walls where…Continue

Started this discussion. Last reply by Sean Lintow Sr Apr 11.

 

Shawna Henderson's Page

Latest Activity

Sean Lintow Sr replied to Shawna Henderson's discussion High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?
"Well if budget dictates one uses wet / green wood, said budget had better dictate drying time as no product should be installed until everything is dried out The issue isn't the product, it is improper application"
Apr 11
Shawna Henderson replied to Rob Buchanan's discussion 'Shielding insulation'
"Well, it's part of Selkirk's chimney or venting package, and "may be installed within an Attic Insulation Shield, a Wall Thimble or a Cathedral Ceiling Support" as  a way to reduce air leakage at that nastiest of places:…"
Apr 9
Shawna Henderson replied to Shawna Henderson's discussion High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?
"...apart from installation issues, I mean. Have asked a few questions of one Net Zero builder who is using high-density foam and he pointed to installation QA/QC problems with +2" layers being sprayed, or layers are being sprayed without enough…"
Apr 9
Shawna Henderson's discussion was featured

High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?

Just had a convo with a cold climate builder who said he has had concerns about the viability of the continuity of the air/vapour barrier created by using high-density foam in frame walls where budget dictates non-kiln-dried framing materials. Once the foam has set, and the wood starts to dry out, he has seen the studs twist and cup and significant cracks develop at the junction between the studs and the foam, and in some cases throughout the foam itself.Although he didn't tell me if he'd done…See More
Apr 9
Shawna Henderson posted a status
"Posted on Forum: anyone had probs with cracks in 2lb foam in stud cavities/impact air/vapour barrier? Got blower door figs/ACH delta?"
Apr 9
Shawna Henderson posted a discussion

High Density Foam -- Any Incidents of Cracking in Frame Walls as Studs Dry/Twist?

Just had a convo with a cold climate builder who said he has had concerns about the viability of the continuity of the air/vapour barrier created by using high-density foam in frame walls where budget dictates non-kiln-dried framing materials. Once the foam has set, and the wood starts to dry out, he has seen the studs twist and cup and significant cracks develop at the junction between the studs and the foam, and in some cases throughout the foam itself.Although he didn't tell me if he'd done…See More
Apr 9
Shawna Henderson posted a video

Window Retrofits - Sash Replacement

"animation of sash replacement process from Blue House Energy Envelope Specialist Course"
Apr 1
Mike Muras commented on Shawna Henderson's blog post Who reads the manual? Hiss and Poop are abnormal Phenomenon
"If they made manuals funny, we would read them."
Apr 1
Mike Muras commented on Shawna Henderson's blog post Who reads the manual? Hiss and Poop are abnormal Phenomenon
"Reading the manual helps me to learn the proper way to proceed. Most of the time it's not easy to keep reading. "The Manual". But this one is funny! Thank you!"
Apr 1
Shawna Henderson posted a blog post

Who reads the manual? Hiss and Poop are abnormal Phenomenon

I had no idea heat pumps were such poop and kak generators.See More
Apr 1
Shawna Henderson posted a status
"Last few days to register for Building Science Basics at $295 (US or CDN). You have 6 weeks to take the course. http://j.mp/1l9ZDwM"
Mar 28
Shawna Henderson joined David Eggleton's group
Thumbnail

1000 Home Challenge

Linda Wigington distinguished between deep retrofits & deep energy reductions, thus expanding the range of strategies & tactics from which we might propose when engaging with people, the ones who choose.See More
Mar 28
Shawna Henderson replied to Mike Rogers's discussion Where do you fall in the "staged" versus "gotta be all at once" discussion?
"Amen to that, Ted. Our list of contractors gets pruned regularly because of this, and people who do good work in their area of expertise get no more jobs out of us, simply because I don't have the bandwidth to find out if they are…"
Mar 27
Shawna Henderson replied to Mike Rogers's discussion Where do you fall in the "staged" versus "gotta be all at once" discussion?
"I am all for comprehensive phasing. All at once is brilliant, but what percentage of the projects that present themselves are comprehensive deep energy retrofits? Not many, I'm guessing. We work with clients to create a roadmap with 3 to 5…"
Mar 27
Shawna Henderson posted a status
"Building Science Basics special offer -- $100 off until 31 Mar. Complete course & exam for 10.5 BPI CEUs."
Mar 27
Shawna Henderson commented on Stephanie@SaveOnEnergy's blog post New Boston Homes Generate More Energy Than They Consume
"Stephanie, thanks for this! I am working with the Net-Zero Energy Coalition to carry out this project:  Low Energy Housing Technology Cost Index Survey The Net-Zero Energy Coalition is seeking costing information from builders across North…"
Mar 13

Profile Information

Company
Blue House Energy
Website URL
http://www.bluehouseenergy.com
Blog URL
http://www.bluehouseenergy.com/blogs/bhe-blog
Twitter ID
shawnahenders19
Facebook Page
Blue House Energy
LinkedIn Profile
Shawna Henderson

Shawna Henderson's Videos

  • Add Videos
  • View All

Shawna Henderson's Blog

Who reads the manual? Hiss and Poop are abnormal Phenomenon

I had no idea heat pumps were such poop and kak generators.

Posted on April 1, 2014 at 9:56am — 2 Comments

Comment Wall (1 comment)

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

Join Home Energy Pros

At 8:21pm on February 17, 2014, Diane Chojnowski said…

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

Don't forget to add your profile photo and be sure to put 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

Kurt Shafer replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
"Reading the Invisco description you will find that it is designed to be surrounded by cellulose to…"
2 hours ago
Glen Gallo replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
"Kurt, I think cost of operation is always a factor but I am not sure I would leave it just cfm.…"
3 hours ago

Paul DelVaglio just added their location.
(via Member Map)

4 hours ago
Paul DelVaglio posted a photo
5 hours ago
reflintorm replied to Jamie Kaye's discussion Flickering LED lights
"I think, Better to replace the dimmer switch if it is not recovered then once go through the…"
9 hours ago
Kurt Shafer replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
"Glen,  You are the first person who has ever told me they prefer lower CFM. What you left out…"
19 hours ago
Glen Gallo replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
"Tamarack has lower CFM than typical fans and has a insulated lid that automatically closes when fan…"
19 hours ago
Tom Conlon's discussion was featured

Whole House Fans - Love 'Em or Not?

I just searched this forum for "Whole House Fan", but I didn't find much about them (except …See More
21 hours ago
Tom White shared Brandon Walton's blog post on Twitter
21 hours ago
Brandon Walton's blog post was featured

12 Things Every Home Performance Contractor Should Have on Their Work Truck

Every home is unique and differs from the last. It would be a perfect world (from a project…See More
21 hours ago
Griffin Hagle replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
22 hours ago
Griffin Hagle replied to Tom Conlon's discussion Whole House Fans - Love 'Em or Not?
"Kurt, Whoops, looks like I got my links mixed up. Thanks for pointing that out. Here's the…"
22 hours ago

© 2014   Created by Lawrence Berkeley National Laboratory.

Badges  |  Report an Issue  |  Terms of Service