Sep 7, 2022 · That will descend to the top of the stem-walls, and one easy way to terminate it is to run a bead of either acoustical sealant or Contega HF on the intersection of the concrete and …

Dec 6, 2018 · But the sill plate is part of a conditioned crawl space system so needs to be air sealed. Best practices for sill plates, from everything I’ve read here include – make sure …

Jan 13, 2021 · My issue is the 2-3” strip on the top of the concrete wall and the sill plate. I had planned to also use strips of the polyiso in this area but it is proving very difficult to get good …

Mar 9, 2009 · The reason is simple: sill sealer. The light blue sill sealer installed between the bottom plate and concrete (most likely for air sealing) in the top photo is closed-cell foam. It’s …

Aug 28, 2013 · The foamy sill gaskets are both fairly vapor-permeable and don't nearly as good a capillary break as EPDM, but are still way better than nothing. If you had a high moisture …

Sep 2, 2021 · Personally, I'd spray the sill plate and any connecting wood elements with borate solution/Timbor several times before sealing the vents, then apply a durable flexible sealant at …

Oct 24, 2024 · Hill_Builder, Another option is a gasket on the underside of the plate. Whether it's even necessary depends on where your primary air-barrier is. If it's the sheathing then you …

Jan 11, 2010 · Joe's detail also had a top plate component where you ran a twelve inch roll of poly between the top plate and the upper top plate and pulled it down over the house wrap to seal …

Feb 12, 2011 · The sill plate has the joist band and outside of the joists sitting on it. Those in turn are underneath the main deck. As a result this seems to me to be creating a direct thermal …

Oct 30, 2024 · 4. Alternatively to Q.3 I could tape the bottom of the wall sheathing to the underside of the sill before the wall is lifted into position. This would cover the joint between …