I'm hoping we don’t should tear down all of the exterior wall drywall to re-insulate the home if an inside vapor barrier is needed …. (Spray foam is not really an alternative on account of chemical sensitivities in the home) – and would respect any feelings.

Many thanks for the reply. The house grade is large ample the drinking water table is under the footing and would also be beneath the sump. There’s a decent hill in my back yard sloping down to the swampy area. I’d say maybe 20 ft elevation big difference. That’s a very good issue on The location from the insulation. I’ll investigate that more but generating a few assumptions. The way in which the insulation is Commonly mounted is by shooting a nail and plastic program in the board and into the wall.

Fred, even though I haven't utilized mineral wool On this application myself, as I desire inside foam Once i have to do basements, I did exploration The subject for any High-quality Homebuilding write-up (), and I understand Individuals who have applied the solution. Anecdotally, insects are less drawn to mineral wool than to non-handled foam, but one of the most pest-resistant substance might be foam dealt with by having an insecticide. (During this course, I want borate-dealt with EPS; borate is just not poisonous to human beings along with the blowing agents in EPS are much less awful than Those people in XPS.

The self adhering membrane flashing at the best in the bracket was meant to each guard the top edge of this wood member from prospective dampness over time and also to immediate any h2o to movement all over it as opposed to at the rear of it - a similar principle to flashing a deck ledger board at your house wall.

We envisioned a straightforward installation with Wooden furring website strips Keeping the rock wool insulation right more than the Tyvek Business Wrap, our selected WRB. The Tyvek would sufficiently function our air barrier and WRB, and it had the substantial permeance that we desired to the “vapor-out” assembly.

a operate in the dew stage temperature of the inside air, the quantity of air leakage in to the wall, and the vapor permeability of your elements inside the wall. Little quantities of condensation will not be a problem Should the wall is allowed to dry to the outside.

In a fully enclosed wall cavity, the real difference during the sound attenuation involving mineral wool and high density fiberglass batts isn't really recognizable.

Should the rockwool will get wet, it seems like the dampness would just drain again down involving the brick and vapor barrier and acquire removed by using the drain process I’m about to have throughout the perimeter of the foundation.

In recent years, I’ve read about the usage of exterior rock wool insulation, and in my Preliminary discussion with Chris, I used to be delighted to listen to that he was interested in working with the item.

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It looks like there is some type of adhered flashing terminating the WRB which is in step with the detail.

The only real area you would Generally set this type of coating could be where wires or pipes penetrate a fireplace wall. If you want to Management pipe perspiring, use pipe insulation. You can find spray-on pipe insulations, and also spray-on fire retardent elements (all of which, in my expertise, are messy to work with both equally now and for good).

Many thanks for sharing your working experience. Did you deal with basement insulation? Would the mineral wool panels be suitable on the skin of the foundation wall, higher than and down below quality, to help keep the wall and basement inside warm?

Hi Fred, Sorry for hold off in reaction.... As the two Martin and Michael commented, you will discover mineral wool panels designed for down below grade disorders and assuming that the perimeter soil is nicely-draining, this underneath grade mineral wool can be quite a good different to foam products. On the other hand, the venture highlighted in this article was a deep Strength retrofit of the present structure and total excavation exposing the exterior foundation might have been necessary to set up insulation on the outside aspect of the muse - not a simple thing to consider on this tight city site.