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1 vote
1 answer
308 views

In what order should tar paper, rigid foam and Tyvek wrap be installed?

I'm preparing to replace Stucco of my old house with new Jame Hardie siding. After the stucco removed, I'd like to add 1 inch rigid foam to enhance the insulation because of the old 2x4 wall not ...
Yifangt's user avatar
  • 11
0 votes
1 answer
208 views

Where to I put house wrap on my brick exterior wall?

We bought an older house that has a crawl space in southern Mississippi. When I took out the existing drywall, it was hung on 1x4 strips attached to brick with masonry nails and there's a gap between ...
Doug's user avatar
  • 3
3 votes
2 answers
1k views

Is it worthwhile to cover fiberglass insulation with Tyvek under a house?

I have a raised home in New Orleans, where the weather is hot and humid 2/3 of the year, but it can get quite cold for brief periods in the winter. The house is about 100 years old and there is some ...
Valerio's user avatar
  • 133
0 votes
0 answers
104 views

What type of weather proof house wrap to use around an exterior gas fireplace 225F minimum?

Context I am installing an outdoor/indoor gas fireplace. The manufacturer recommends to use a minimum 225F weather proof material around the exterior of the fireplace within 6in of the top and 1in of ...
Max's user avatar
  • 661
0 votes
1 answer
1k views

housewrap without removing siding

I'm adding an ADU in an old shop building that is sided with quarter-sawn tongue and groove siding. I really would prefer not to remove the siding, but I would like to seal the gaps between the T&...
user101289's user avatar
2 votes
1 answer
714 views

Can I reduce draft in an elevated floor with house wrap below the insulation?

My 1930 house has a large room ~(25x30) that was added on in the early 1980's without a basement nor slab. It is on top of thick concrete piers, pinned to ledge rock. On very cold days < 15f or ...
Kyle J V's user avatar
  • 209
1 vote
3 answers
4k views

What to cover underside of shed subfloor

I'm building a garden office (shed) and will build a floor similar to that shown below (minus the flat beams between the joists and the concrete supports). I will insulate the floor using PIR (e.g. ...
Matthew Dresser's user avatar
0 votes
4 answers
3k views

Insulating a Wall Against Unconditioned Attic Space [closed]

I'm looking for help in insulating my 1950s San Diego house. A second story was added in the 70s and a gas furnace + A/C was added about 10 years ago in the unconditioned space above the downstairs ...
pennstump's user avatar
  • 233
-1 votes
1 answer
2k views

Is it worth it to replace T1-11 siding just to install house wrap?

I'm having some siding repairs done by contractors. When they took the siding sheet out, they found out that my house has no house wrap between the frame/wood and the T1-11 siding sheet. There was ...
user34369's user avatar
3 votes
4 answers
15k views

Should I replace my house wrap when re-siding?

My house was built in the 60s and doesn't have normal plywood sheathing. It has that old sheet-rock-like sheathing (it's black, I think it is exterior gypsum). Basically the walls (right now) go, ...
justinw's user avatar
  • 570