"Foam"

Foam / Discussions

Do ICFs have a reliable history for home construction?

We are building a home soon near Aspen Colorado and our contractor has suggested using ICF blocks for the basement construction. We know nothing about the histo...

Posted by Les Poldark Dec. 6, 2021 Foundations and Basements 1 response

What is the best way to install 5" of XPS rigid foam on interior basement walls?

...foam as well to prevent moisture infiltration. Also notice on that page that we raise the bottom plates of the framed wall by placing it on small blocks of foam...

Posted by Sean MacDonald June 14, 2021 Foundation and basement improvements 8 responses

Which is the best exterior insulation board to make a cottage 3 season?

Hello, our house built in 1920 untouched save for a simple kitchen. It's walls are toung and groove pine. No heat no insulation just the wainscotting walls. The...

Posted by Sharon Challingsworth April 23, 2021 Insulation and soundproofing 1 response

Should I do dense pack cellulose in wall cavities prior to exterior insulation?

...foam insulation panels from Legalett that have rails on the interior of the foam so you can attach them with short screws, then attach the strapping to the same...

Posted by Gordon McNair April 13, 2021 Wall assemblies - renovation 3 responses

What insulation is there for a shipping container home that isn't spray foam?

...foam when trying to prevent condensation in the wall assembly of a 40 foot shipping container home?

Posted by Jim bo April 1, 2021 Tiny house

What is the best exterior rigid foam insulation for under a deck?

...foam panels, we would recommend EPS rigid foam instead of XPS as it is cheaper and less environmentally harmful, read more here about the performance and charac...

Posted by Andrew Cherubini March 21, 2021 Insulation and soundproofing 3 responses

How thick should EPS foam insulation on basement walls be?

...foam insulation is made of tiny foam beads squished together, so there is a continuous path between the beads where moisture can move, but the rate moisture wil...

Posted by Derrick R March 17, 2021 Insulation and soundproofing 3 responses

What is the best way to insulate the exterior walls of an older home?

I have an older home in Toronto with plaster lathe walls with no insulation behind them. I want to insulate the walls but not remove the plaster as it's still ...

Posted by Geoff Kavanagh June 30, 2020 Wall assemblies - renovation 2 responses

What is the best exterior Wall and Roof Rigid Insulation for a barn renovation?

Building a 24 X 50 Post and Beam barn. Thinking of applying 2 layers of 4 " (8" total) of rigid insulaton, offset seams on top of 1 X 8 sheathing. Seams of to...

Posted by Ron Busch June 27, 2020 Wall assemblies - renovation 1 response

Do I need a standard 6 mil poly vapor barrier with dense cellulose exterior wall?

...foam board and poly barrier. The foil faced foam board is not completly tight against the underlying shingles and I assume does allow for some air movement un...

Posted by jeff Chormann May 1, 2020 Air and vapour barriers 2 responses

Protection from Insects for Legalett Geo-passive super insulated slab on grade?

I've already contacted Ecohome about a quote for a full turnkey eco-habitate s1600 for where I am here in Nova Scotia. But one concern I have about the Legalett...

Posted by James Burns April 30, 2020 Slab on Grade

Which is the best basement insulation?

...foam, read more here – Choosing the right Rigid Insulation Panels And yes, I would say running the Rigid insulation from the bottom of the concrete and up cover...

Posted by Alex Kesheshian April 23, 2020 Basements 1 response

Can Rockwool be installed over Type II EPS?

...Foam Insulation & Styrofoam Sometimes adding XPS or EPS rigid foam to the outside of a house can cause problems since it can trap moisture. That said, it is...

Posted by Brian Bonnell March 30, 2020 Wall assemblies - renovation 1 response

What is the most efficient passive home design?

...foam forms a good idea? To find the most efficient Passive House wall, if your intention is to reduce your carbon footprint, starts with choosing materials with...

Posted by Peter Riley Jan. 29, 2020 Passive House 1 response

Halo Exterra rigid exterior insulation - has anyone work with it?

Hi I'm wanting to add insulation to the exterior of my home as I am planning to replace siding was considering rockwool comfortboard but this Halo product was s...

Posted by George Shannon Jan. 21, 2020 Insulation and soundproofing 12 responses

What is the best way to insulate the basement of an old house?

...foam acts pretty much as a type II residential vapor barrier, but I would put the vapor barrier right against the foam and do the poly on top. And as for finish...

Posted by Bryan Squirrell Jan. 14, 2020 Basements improvements 1 response

What is the best foam board insulation under drywall?

...foam board insulation attached to the stud and seams taped. Then I would set 1/2" drywall on top of the foam and attached with long screws. Does this sound like...

Posted by Wesley Pracht Jan. 11, 2020 Wall assemblies - renovation 3 responses

Spray Foam for basements, which of the different types are best environmentally?

...foams available some of which mention climate change and environmental concerns - but we're wary of greenwashing, so I would value your opinion as to spray foam...

Posted by Amélie Pearson Jan. 9, 2020 Insulation and soundproofing 1 response