Where to start / Discussions

What is the best way to insulate a crawlspace to keep humidity down and stop odors?

...to keep the damp down to mitigate heat loss but also protect air quality . They are also a good source of questions for us! This page below is a good place to s...

Posted by Dave Bell Oct. 24, 2019, 3:57 p.m. Crawl spaces 3 Responses

How do you improve an old block foundation with no insulation or exterior moisture barrier?

...to attach this blanket at top, middle and bottom of the 2 walls. The walls are 6'5" with 2 1/2" space to bottom of joists. (don't know how to remove concrete na...

Posted by Wilhelmina Lange March 11, 2021, 4:19 p.m. Foundation and basement improvements 2 Responses

What considerations should be made when installing a green roof on a metal building?

...to get an idea of what we're facing. We can advise you on the general steps to take to protect a roof, but when it comes to the structure, we would not be able ...

Posted by Nina Flores Feb. 16, 2020, 4:57 p.m. Roof coverings 3 Responses

What is the right amount of insulation for a house?

...To determine the ideal envelope to a reasonable a degree of accuracy you would need to hire a designer who is able to do energy modelling , and finding a Passiv...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

Should I replace my skylights with solar tubes?

...where it’s leaking, replace it with a lightwell, or cover it altogether. Switching to a lightwell will mean needing to reframe the opening to fit it, then worki...

Posted by Elizabeth Brown Nov. 30, 2018, 9:32 p.m. Windows and doors 1 Responses

We are looking to build a slab on grade, do we need radiant heat?

...to make a slab more comfortable without a radiant heat, but were you planning to install a floor covering ? A lot of variables will start to come into play, I’l...

Posted by Scott Self Sept. 21, 2020, 10:34 p.m. Delivery: radiant, forced-air and decentralized 2 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...top and is hanging down folding over in half to allow the top half of the wall to dry out. Not sure what to do. I don't want the framing to get moldy. If spray ...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 45 Responses

How well do Legalett slab on grade floor forms work?

...to do it yourself, this is hands down the best way to go. What they give you are custom step-by-step directions for assembly from start to finish. It’s not qu...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 3 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...to attach it to the wall and that the strapping is then attached to for installing siding. You would just screw it to the wall, then screw strapping to the same...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses

Can you install foam boards directly against basement walls?

...to Install two inches of rigid insulation board directly against concrete. A mold expert told me to put the board on top of the framing, not directly onto the c...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 16 Responses

What is the best way to insulate a Multi-material wall?

...together by the mortar. So they are more at risk of cracking when exposed to the seasonal freeze / thaw cycle. It's tough to really visualize what you have wi...

Posted by Steve J Sept. 29, 2020, 10:15 a.m. Wall assemblies - renovation 7 Responses

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

...to stay wet forever anyway since the ground is wet even if you were to allow it to dry to the interior. On that point – if drying to the interior is something...

Posted by Sean MacDonald June 14, 2021, 10:42 a.m. Foundation and basement improvements 8 Responses