"In cold climates using the HVAC system to condition the crawl space is in most cases the best way to provide the comfort factor the homeowners expect from a new system. Leaving the crawl space unconditioned leaves the floors cold that can lead to…"
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Jerry Nelson
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Upgrading insulation in a home with batts in the wall
3 Replies
Hi out there. I have been running into customers that want to upgrade their wall insulation, but have batts in the walls. In checking with local insulation companies, one says he has foam injection…Continue
Started this discussion. Last reply by Patrick Michaelyan Jan 13, 2012.
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Jerry Nelson replied to Evan Riter's discussion Making crawlspaces conditioned space"Hi Derin
We would normally seal the duct to make sure we are getting the most efficient, and cost effective return for our customer. Normally return air is not taken from sealed crawl, so any air that would enter the supply air system could…"
Jerry Nelson replied to Evan Riter's discussion Making crawlspaces conditioned space"We have been advocating this for years. By sealing crawlspaces you gain in two ways:
1. First from a comfort factor. If you have a cold crawl, then you have a cold floor, heat rises so the area around the floor is…"
Patrick Michaelyan replied to Jerry Nelson's discussion Upgrading insulation in a home with batts in the wall"I'm going to back Bud on this one. Spraying in foam and hoping it will effectively fill in around the FG is essentially hopes and dreams kind of thinking.
In a case such as yours, the best bet is to tighten up where you can, add insulation to…"
Jerry Nelson replied to Jerry Nelson's discussion Upgrading insulation in a home with batts in the wall"Thanks, kind of what i was thinking. Lets see what others think."
Bud Poll replied to Jerry Nelson's discussion Upgrading insulation in a home with batts in the wall"There are foam companies that will add foam to existing batt insulation, but I'm a skeptic and would want some guarantees and lots of IR pictures. Maybe even a few addresses where this has been done before so I can look with my own…"
Jerry Nelson posted a discussionUpgrading insulation in a home with batts in the wall
Hi out there. I have been running into customers that want to upgrade their wall insulation, but have batts in the walls. In checking with local insulation companies, one says he has foam injection system that works but is $2.00 a sq. ft., the other says there is nouthing he knows of that works. Let me know whats going on out there, so I can pass good information on to my customers.Have a Great Day!!!!!!!See More
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Comment Wall (1 comment)
- At 2:27pm on January 12, 2012,
Diane Chojnowski said… Hi Jerry,
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 upload your profile photo. And add your location on our Member Map!
Thanks!
Diane, HEP Moderator
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