I have browse that using rock wool is widespread in Canada and Europe, the place it is typically mounted on the exterior aspect in the water-resistant barrier (WRB). It's also utilized as batt insulation as well as as being a blown-in products within just masonry veneer air spaces.

I'm not recommending it- only speculating concerning why they Utilized in the undertaking in that video clip. They didn't deal with it while in the movie, but may very well be important, Specially Because the item utilized is Just about the most vapor retardent housewraps at the moment out there, and similar in vapor retardency to latex paint on wallboard.

I have uncovered mineral wool batts within the higher partitions of my basement without any challenges so far as I am able to inform (admittedly I am in Seattle, which doesn't get significant humidity). Even when slicing the things I didn't detect any obvious shedding of fibers (however of course It truly is a smart idea to put on a mask throughout set up No matter). The advice I was supplied was to insulate possibly the walls *or* the ceiling on the basement, not both. Also, from "Normally, a basement with insulation put in on its exterior partitions should be regarded a conditioned House.

Mineral wool is NOT a vapor retarder, not even a little bit. Mineral wool is air permeable, and mositure can migrate ideal by way of as well.

A caveat: As others famous, the fibers from the two rock wool and fiberglass are annoying. Investigate displays they could also be carcinogenic, like asbestos fibers. So you don't want to breath them! Don a great dust mask - not the cheapos that has a rubber band around the again. 3M makes very good dust masks for design, accessible at HD and copyright. We also have on low-cost Tyvek 'painter's fits' and gloves for larger Employment, to help keep the fibers off of our dresses - and to prevent bringing the fibers property.

I am hunting ahead to your TimberHP batts as well. Should the photographs are just about anything to go on, They appear superb!

The designer of a deep Electricity retrofit undertaking in Massachusetts specified six inches of mineral wool insulation for the outside side with the walls

Whilst we did not have to design and style the roof technique to dry to the outside, we elected to employ rock wool batts. We mounted a few levels of five-inch batts, overlapping the seams throughout the TJI cavities.

You didn’t mention nearly anything regarding the disorders of one's roof, so we’ll believe your roof is in good issue and no ice dams have fashioned in your roof. (Ice frozen to the roof above your exterior wall, as a result of snow melting on your own roof then refreezing nearer the edge of the roof, developing a “dam” that may maintain drinking water on the roof.). H2o occasionally can leak in, and transfer by complicated paths to end up in unforeseen destinations. With any luck , no problem within your situation.

On this challenge, we set up an interior french drain process by using a drainage mat that extended up the lessen third of the inside of foundation wall. We then sprayed The within click here experience from the fieldstone Basis with 3" of shut cell foam which protected the drainage mat and continued to seal the highest of the inspiration wall & rim joist cavity and completed the air barrier changeover towards the Tyvek layer on the outside sheathing.

Given the extra documentation and over clarifications, be sure to realize that any extra tips you could have concerning ways to appropriately insulate this gambrel-roofed attic would be considerably appreciated.

The first thing I would do is get some cable staples and tack that operate of NM cable up on the underside of the rafters. You're not speculated to cost-free-span wiring like that.

I didn't find mineral wool at all disagreeable to operate with. I am not a terrifically helpful man or woman and I set up mineral wool batts all around the major of my basement partitions (right after air sealing), cutting and cobbling as required to in shape odd-shaped bays.

Everyday living Cycle Assessments (LCAs), which look at the environmental effect of a product about its life time—from manufacturing to finish-of-existence use—provide a clearer evaluation of developing insulation concentrations. A Danish examine concluded that the manufacture of mineral wool offset the environmental benefits of Tremendous-insulated buildings.