Concrete / Discussions

Should you allow air flow through a crawl space with a dirt floor?

...concrete blocks so we had it lifted and put on screw piles. When it was lifted the new crawl space was sheeted with plywood and poly was layed on the dirt floor...

Posted by Amber Murray Aug. 17, 2020, 10 p.m. Crawl spaces 3 Responses

What heating system to use in my new detached garage/shop?

Hi. I will build a garage/shop in my backyard next summer. It will be a 20'x30' on a structural concrete slab with around R-35 wall and R-40 roof insulation. T...

Posted by David Perreault Dec. 4, 2020, 10:23 a.m. 0 Responses

Should I install basement drain tile vents?

I'm installing basement drain system and the contractor wants to install vents through the concrete floor at the wall junction to drain moisture condensate fro...

Posted by gary taube Dec. 11, 2019, 10:14 p.m. Foundation and basement improvements 3 Responses

What kind of insulation do you recommend to put on my exterior sheet rock wall?

...concrete like material, about 3/4" thick). I was thinking about attaching large insulating panels (styrofoam or similar) similar to the ones they use all over E...

Posted by Uwe Thomas May 22, 2020, 10 p.m. Insulation and soundproofing 1 Responses

How do you fix a moisture problem in a finished basement?

...concrete appeared to be saturated with water. We inspected the foundation outside. The foundation seems to be sealed, although we had to dig down six inches or ...

Posted by Margo MACFARLANE Oct. 28, 2019, 10:24 a.m. Foundation and basement improvements 1 Responses

Should I insulate a crawl space from the outside?

...concrete wall. My concern is trapping water in the concrete, a serious problem in our cold climate. Also the floor joists are cast into foundation walls which m...

Posted by Ryan Argente March 7, 2021, 5:07 p.m. Crawl spaces 0 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...concrete walls of a basement like mine--at least when one considers that my basement concrete has already had many years to dry out (presumably about as much as...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses

What is the best way to do a basement renovation?

I finished a basement for a contractor and what we did was put tar paper on the concrete walls the left about 3/4 to an inch of air space than a 2x4 wall I thi...

Posted by BIG FOOT Nov. 18, 2020, 9:33 a.m. Basements improvements 1 Responses

Is hydronic slab heat appropriate in a super insulated home?

...concrete floors throughout the home for durability and thermal mass. We are planning to utilize a Sanden air-to-water heat pump for domestic hot water and hydro...

Posted by Andrew Wright Feb. 3, 2021, 3:26 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

What are the foundation options for a prefab house?

...Concrete Piers: Pros are low cost (marginally higher than screw piles), low tech so I could install myself, elevated foundation to manage slope, access to utili...

Posted by Richard Bowie Nov. 20, 2020, 3:40 p.m. Foundations and Basements 2 Responses

What is the best way to make a row house in Montreal Quebec more energy efficient?

...concrete, and as long as the home is a comfortable temperature, your feet won’t really feel cold standing on wood floors like they would on concrete. And whil...

Posted by Elizabeth Brown Feb. 26, 2019, 9:09 p.m. Wall assemblies - renovation 3 Responses

What is the best way to do exterior foundation styrofoam finishing?

I have never done exterior foundation insulating because I have never seen a good looking and long lasting finish. Even parging on concrete only lasts so long ...

Posted by Castor River Farm Jan. 31, 2021, 12:56 p.m. New foundations and slab-on-grade 1 Responses

Can you install a slab on grade foundation in the Fall and leave it over winter?

...concrete flooring as our finished floor so keeping it in good condition o finish is important. Thanks for your thoughts! Yes, you can build a slab on grade fo...

Posted by Matthew Gioia Sept. 21, 2020, 9:15 p.m. Slab on Grade 1 Responses

How do I condition my crawl space with a dirt floor?

...concrete walls. the access to the crawl is from the part basement. i have take out old r10 batts that were in the floor joists. the crawl is vented with 2 vents...

Posted by Ryan Reichelt Nov. 27, 2020, 12:25 a.m. Crawl spaces 0 Responses

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

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

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