Concrete / Discussions

How do you prevent mold in a finished basement?

...concrete basement stuffed full of fiberglass insulation, covered with plastic then all covered up with drywall so we can't see another disaster coming! Every on...

Posted by Brian Cole Nov. 22, 2019, 10:22 a.m. Basements improvements 1 Responses

Is there anything I can do about a vapor barrier on the wrong side of a basement wall?

...concrete, that's not a bad thing. Concrete is very porous so it will forever absorb moisture from the ground and deposit it into walls if allowed, or dry to the...

Posted by Iain B Feb. 8, 2021, 2:21 p.m. Basements improvements 7 Responses

What do I in my basement where new insulation meets old?

I’m insulating my basement with 2” of EPS against poured concrete foundation, then framing a 2x4 wall, then adding Rockwool. Unfortunately, due to some areas, ...

Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses

Can you raise a garage floor?

...concrete floor. Have you considered pouring an additional concrete floor on top to raise the level? Being in the Spray Foam Industry, I would say that there may...

Posted by Anwar Chowdhury Jan. 3, 2021, 2 p.m. Concept and design 2 Responses

How do you insulate a cottage crawlspace? It's in the Haliburton Highlands

...concrete piers. The cottage crawlspace is uneven ranging from 30-36 inches. Exterior of crawlspace surrounded by pressure treated plywood skirting which has mul...

Posted by Beata Domanska May 25, 2020, 11:38 a.m. Crawl spaces 1 Responses

How do you remove moisture and condensation from basement walls?

...concrete and insulation. There is no wood as the wall frames are metal. No leaks from the outside coming in either. I feel like the insulation is wrong and th...

Posted by Aaron Keating July 27, 2019, 4:51 p.m. Basements improvements 3 Responses

Why is there condensation above ground on an interior basement wall?

...Concrete is a known heatsink. It will be hold heat for a longer period but will also hold cold too as the seasons change. Exterior mechanical insulation is not ...

Posted by Barb Daluisio Jan. 12, 2021, 1:26 p.m. Basements improvements 1 Responses

Can you create a passive wine cellar by insulating and air sealing a crawl space?

...concrete wall?" I'm not sure what you are referring to. There are no concrete walls; only a concrete floor. Everything is above grade. All of the exterior walls...

Posted by JC Wong April 2, 2021, 6:50 p.m. Crawl spaces 2 Responses

What is the best way to build a slab on grade on bedrock?

...concrete poured all at one time rather than have a second costly trip by a pump truck and foundation team. You will need to do something like that anyway, but...

Posted by peter owen Oct. 31, 2019, 3:33 p.m. Slab on Grade 1 Responses

How do we find a designer for our new build?

...Concrete Pour Over for main floor, as option, if possible (easy maintenance, nice heat absorption from S facing sun) Wood burning fireplace Spiral staircase to ...

Posted by Tim Blais Feb. 15, 2021, 8:40 p.m. How to Find Qualified Green Building Professionals 1 Responses

What is the best practice to insulate a crawl space floor?

...concrete block foundations are not as strong as poured concrete, so in very cold climates they are more susceptible to cracking if left to freeze and thaw. H...

Posted by austin Fanning March 16, 2020, 8:55 a.m. Crawl spaces 4 Responses

Can a manufactured home be retrofitted with hempcrete?

...concrete aspect of it, best to just use straight hemp that you have, since there isn't any need for structural support, so all the concrete will do is reduce th...

Posted by Chryss James Nov. 19, 2020, 9:06 p.m. Wall assemblies - renovation 1 Responses

Should I vent the space between a block wall and vapor barrier?

...concrete. It is less than ideal, but better to have that moisture drain out below the wall onto the concrete floor where it can evaporate and be handled by the ...

Posted by Nick Santore Oct. 10, 2020, 2:03 a.m. Basements improvements 1 Responses

Should I bother testing for radon in a gutted and uninsulated house?

...concrete? I would assume it is not insulated nor would it have a vapor barrier, so just doing a vapor barrier itself puts you halfway to a passive radon stack, ...

Posted by Luba Sharapan March 27, 2021, 12:04 p.m. Radon in Homes - Mitigation 3 Responses

Can I use an old patio door thermal pane as the cover for a solar air heater?

...concrete for radiant heat delivery . Since you are building this yourself I assume you have building skills and ingenuity, so I just wanted to pitch you the i...

Posted by Fred Miller May 20, 2019, 11:44 a.m. Solar thermal collectors 1 Responses

What is the best way to build a slab foundation on a slope?

...concrete trucks and pump trucks, and that will add significantly to the cost. 8 feet over 72 feet is not too extreme, so if you weren’t married to the 3 story...

Posted by keri gelenian Nov. 23, 2020, 6:32 p.m. Foundation choices 1 Responses

What is the best way to reduce humidity in a basement?

...concrete floor and walls absorbing moisture, which then migrates inwards. Your basement is basically a damp box. Covering the floor (if it is currently bare con...

Posted by Robert J. Pierson Oct. 17, 2019, 10:45 p.m. Basements improvements 2 Responses

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

...concrete floor is the cheapest, most durable floor you can build, but concrete conducts heat easily, so it will suck warmth right from your feet. A way to make ...

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