Install vapor barrier or not?

I am in the process of restoring a 100+ year old farmhouse, which mostly entails finishing the second story which was not winterized when we bought the house (we live…

Best Indoor Fluid Applied Vapor Barrier?

Looking for a Fluid-applied vapor control layer(vapor semi-permeable) greater than 1 perm less than 5 perms that can be applied on the interior side of a CMU. Mineral Wool insulation…

Interesting new insulated block from Eco-Panels

Thought people might be interested this new (not on market yet) post-tension, CMU block ...https://www.eco-panels.com/epic-block/excerpt:What is the EPIC BLOCK?A traditional CMU wall is much stronger than it needs to be…

Drying the walls to interior or exterior ? (XPS or Rigid Wool exterior insulation)

Hello,I'll start to insulate and put the sidings on. I'm just worried about what type of insulation I should go with to avoid problems later: XPS or Rigid Wool.The siding…

Off-site construction – SIPS

I have had a strong interest in off-site construction. Through the last 11 months I have been comparing site-built vs. off-site construction using volumetric modular and determined due to the…

2×6 Sill and Top Plates w/ 2×4 Studs

For an affordable townhouse project, we are considering 2x6 sill and top plates with 2x4 studs so we can put 2" of EPS in the wall. There will also be…

air sealing

how best to maintain air barrier at insulated ceilings when installing LED pot lights

Pump for New House ?

XPS + 2×6 AF options MN

I’m currently designing a new house build for myself to live in. Looking to really make it energy efficient. I live in northern MN where it gets extremely cold during…

Unvented airtight flat steel roof without spray foam?

I am in the hot-dry climate of Phoenix, AZ. I have a barn constructed of a skeletal steel frame filled in with plywood walls and topped with a corrugated steel…