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6
votes
3answers
4k views

What are the pros and cons of a vented vs unvented crawl space?

I find it very confusing to read and hear conflicting advice on crawl space: vent vs air seal, different ways to do insulation, vapor barriers vs not, etc. Mine currently has some moisture and has ...
0
votes
2answers
8k views

Should I install a moisture barrier behind drywall in house with T1-11 siding?

My home interior walls are thick redwood paneling in the bay area mountains. i'm about to start removing the wood in my second bedroom and want to install a moisture barrier on the 1 outside wall of ...
5
votes
1answer
440 views

What is good advice for a beginner layng insulation?

Background I have a manufactured home from the 70's with metal siding, wood studded walls and fiberglass insulation on the inside. I had a clogged gutter, which caused water to run behind the siding, ...
4
votes
1answer
205 views

What is the purpose of a vapor barrier?

I live in southern Brazil and I don't really know if I need a vapor barrier, mainly because I'm still confused about its purpose. The house in question have brick exterior walls and interior drywall. ...
4
votes
2answers
1k views

What happens when a vapor barrier is too close to the cold side?

The vapour barrier must be installed on the warm side of the wall, that is on this interior side of the house. It is permissible to have it sandwiched in the middle between two layers of insulation, ...
8
votes
2answers
8k views

How to properly insulate a garage?

I'm considering insulating (and drywalling) my garage, which already has insulated garage doors. My main goal is to keep it from getting much below freezing during the winter. This garage is located ...
1
vote
2answers
2k views

Removing Tuck Tape from an unfinished window frame

The builder taped the vapour barrier to the window frames in my basement. Is this normal? I attempted to peal it off but the glue residue is stuck to the wood. Any suggestions on how I can remove ...
0
votes
0answers
231 views

Do I need a vapor barrier between the insulation and finish wall in a new garage?

Can I put plastic between the insulation and finish wall in a new garage? Or would we gain anything by doing this? We have some who told us to do this and others who say definitely do not. There is ...