Crawlspace insulation / Discussions

Can you provide Crawlspace Insulation Design Assistance?

...crawlspace contains our oil-fired heating system; there is a small opening allowing access to the crawlspace from the "full" basement (still fieldstone and dirt...

Posted by Randy Christensen Dec. 10, 2019, 12:17 p.m. Crawl spaces 1 Responses

How do you insulate a crawlspace?

...insulation between the joists. Since then I have noticed a lot of condensation and mold forming on the insulation despite the crawlspace being ventilated with h...

Posted by Drew Weistend Nov. 14, 2017, 9:22 a.m. Crawl spaces 1 Responses

Is it ok to add insulation between joists in a crawl space?

...crawlspace. This is in Colorado, dry climate, cold winters. The walls of the crawlspace are insulated and the dirt floor is sealed with a vapor barrior, but my ...

Posted by Cheryl Bottomley May 11, 2020, 3:17 p.m. Crawl spaces 0 Responses

How do you insulate a cottage crawlspace? It's in the Haliburton Highlands

...crawlspaces properly Venting a crawlspace can be a problem if there is high humidity outdoors and that humid air hits the cold surfaces of a crawlspace or bas...

Posted by Beata Domanska May 25, 2020, 11:38 a.m. Crawl spaces 1 Responses

What is the best way to insulate a crawlspace to keep humidity down and stop odors?

...Crawlspaces and Basements How much insulation does a basement need And for house shopping in case you ever move…. Crawlspaces or Slabs, Which is Better? H...

Posted by Dave Bell Oct. 24, 2019, 3:57 p.m. Crawl spaces 3 Responses

What is the best way to Insulate the crawl space of an old home?

...insulation in the attic. I have started the insulation in the floor joist from the crawlspace. I would like to know the correct way to insulate my crawl space r...

Posted by Aj Jan. 21, 2020, 8:13 a.m. Crawl spaces 1 Responses

Can you create a passive wine cellar by insulating and air sealing a crawl space?

...crawlspaces makes no mention of insulating the ceiling of a crawlspace, which implies that no insulation should be added and that the crawlspace is to be inside...

Posted by JC Wong April 2, 2021, 6:50 p.m. Crawl spaces 5 Responses

How do you insulate a crawlspace with dirt floor?

...insulation sprayed in which will harden on the dirt floor. We are currently power venting the crawl space to protect against radon gas. What would be you be a...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 Responses

Should I insulate a crawl space from the outside?

...crawlspace. When I purchased the home the crawlspace had taped eps foam on the walls and the floor was open. The humidity in the crawlspace was in the 60s. I ha...

Posted by Ryan Argente March 7, 2021, 5:07 p.m. Crawl spaces 0 Responses

Should I bother testing for radon in a gutted and uninsulated house?

...insulation. I think your plan for the floor is perfect, lay down 2 inches of rigid insulation sheets then poly on top and you’re good. Be sure it’s overlapped a...

Posted by Luba Sharapan March 27, 2021, 12:04 p.m. Radon in Homes - Mitigation 3 Responses

Why insulate the walls rather than the floor joists in a crawlspace?

...crawlspace insulation, that may answer your questions- The best way to insulate a crawlspace When you’ve seen crawlspaces with walls insulated and not the f...

Posted by Ron Monk June 2, 2021, 9:31 p.m. Crawl spaces 3 Responses

What's the best way to seal a crawl space and insulate?

...insulation in the floor joists isn’t really necessary, but you don’t really need to remove the insulation in the joists as long as it isn’t moldy. Left in place...

Posted by Steven Johnston Feb. 23, 2021, 12:35 p.m. Crawl spaces 1 Responses

Can you help me decide between a foundation, slab on grade and crawlspace?

I keep seeing the options out there as pad, crawlspace, and basement. I live near a river, so maybe I'm wrong, but a basement seems like it's gonna be a consta...

Posted by David Davenport Nov. 26, 2018, 12:57 a.m. New foundations and slab-on-grade 1 Responses

How do you install a radon barrier in a crawlspace with an uneven floor?

...crawlspace can be a pretty easy DIY job, assuming there is enough head room to move around. Below is page where we are installing a radon barrier and passive st...

Posted by Reinhart Bigl Nov. 29, 2021, 4:01 p.m. Radon in Homes - Mitigation 1 Responses

In the winter should you heat a low/dirt floor crawl space with a furnace vent?

...crawlspace will prevent mold . But heating a dirt floor crawlspace without taking any steps towards insulating the crawlspace and creating an air seal is going ...

Posted by janis hobson Dec. 11, 2019, 3:17 p.m. Crawl spaces 1 Responses

Which insulation should I use under my cottage?

my cottage is over a dirt floor, the foundation walls all in 2x6 and plywood, what type of insulation can i use on walls . and to point out the walls are sitti...

Posted by denis maurier May 3, 2021, 11:14 a.m. Crawl spaces 3 Responses

What can I use as an air barrier under an old wood floor with no sub floor?

...Insulation Tips for Insulating Crawlspaces Properly I think your first step is to cover the dirt with a poly membrane, and either lay insulation right on the ...

Posted by Mimi Costley Nov. 6, 2021, 11:11 a.m. Air and vapour barriers 1 Responses

Should you allow air flow through a crawl space with a dirt floor?

...Insulation Tips for Insulating Crawlspaces Properly So a few questions – is it now just flat ground under the cabin? If not, now deep is it? How much space ...

Posted by Amber Murray Aug. 17, 2020, 10 p.m. Crawl spaces 3 Responses