Concrete / Discussions

How do you insulate a crawlspace with dirt floor?

...concrete block walls (2 inch) The cottage is 900 square ft. To complicate things, we have just made a 400 square foot addition on concrete piers which is also n...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 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 5 Responses

What type of Insulation can I use on the exterior of my home?

...concrete type stucco that may be original? I was thinking a “bubble wrap” type product, strapping then siding. I’m second guessing myself now as that’s a vapo...

Posted by Scott Muller April 18, 2019, 2:19 p.m. Wall assemblies - renovation 6 Responses

How do you stop wind from blowing under a house on piers?

...concrete or concrete block walls. Also I just saw that you do not advise installing XPS foam board below grade. I was planing on taping the 6mil. plastic to the...

Posted by Robert Boyle Oct. 17, 2021, 12:11 a.m. Foundation and basement improvements 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

Fill gap between wood stud wall and closed cell foam or fill the stud bays?

...concrete walls. The stud walls are 3-5" " from the close cell spray foam. I can either (try to) pack the void between the wall and the uneven surface of the clo...

Posted by B Mac Dec. 13, 2021, 6:31 a.m. Wall assemblies - renovation 3 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...concrete block foundation, with a channel at the bottom for drainage, either a surface drain in the concrete, or we would remove the concrete from the floor alo...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 6 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

What flooring goes over a radiant heated floor?

...concrete floor? The easiest way is to just to polish it , a polished concrete floor is durable and affordable , and there is no problem if its heated. It’s more...

Posted by dave levy Nov. 29, 2021, 12:45 p.m. Flooring and stairs 1 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

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 you attach steps to slab on grade insulation?

...concrete to pour over it and offer a solid step in front of doors. The downside to that technique is that you then have a thermal bridge with the concrete, so t...

Posted by Mary Alm Dec. 2, 2021, 11:24 a.m. Slab on Grade 3 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

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 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

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 2 Responses

Can I put foam boards up after I frame a basement?

...concrete? They really shouldn’t be touching. As for the point of the insulation – the woodstove is keeping it warm, but it’s also warming the concrete and gro...

Posted by Paul Hylan Dec. 27, 2021, 11:53 p.m. Basements improvements 1 Responses