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1answer
136 views

Spray Foam Insulation Health Concerns - Alternative Spray Foam Products

I am looking to gather facts (although I am sure there will be a fair amount of opinions) about spray foam insulation and the health concerns associated with the install and everyday living. I mainly ...
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2answers
56 views

Considerations for spray foam insulation with roof replacement possible in about 10 years

We have an old house in the Philadelphia area which we bought last year. This has a slate roof and we were told by our home inspector that we'd need to consider replacing it in 10 years. It is the ...
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0answers
30 views

Will insulating rim joist without sill plate lead to moister issues?

The house was built in 1930 and besides some bays stuffed with fiberglass the basement is uninsulated and unfinished. After two MN winters in the house I've managed to fill the larger holes but have ...
3
votes
1answer
485 views

Does 2“ of spray foam mean 2”, or are measurements like with finished lumber?

I just had (and paid for) 2" of spray foam on my crawl space walls. I checked the thickness today and it is rarely 2" thick, usually just under 1.5", and sometimes just 1" thick. Is this normal? Or ...
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5answers
16k views

Why don't people use rigid or spray foam insulation in attics?

I'm looking to upgrade the insulation in my attic bumping it from an R-6 to R-30 or better, and while looking into things I realized I've never seen anyone use rigid or spray foam insulation in an ...
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2answers
148 views

spray foam personal protection

I have a closet in the master bedroom of my home that is on an exterior wall. Unfortunately there's no insulation on the back wall of the closet and so a lot of heat escapes. We keep the closet door ...
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3answers
3k views

How do I insulate the ceiling in my crawlspace?

I'm desperately looking for some advice on how to properly insulate the crawl space. I live in eastern Massachusetts where it has recently been in the teens and 20s for low temps in winter. I have a ...
3
votes
1answer
687 views

How do I raise my garage ceiling after spray foaming?

I'm starting to add central vac to my house, which mostly involves pipes in the garage. I cut a hole in the garage ceiling (drywalled) to check things out, and found there's an 18" up to the bottom of ...