Ground water / Discussions

How do I waterproof a foundation from the inside?

...water damage and flooding Bulk water directed towards your foundation will also raise the water table, so it's not a great surprise that it will find its way ...

Posted by Kurt Brenner Nov. 14, 2017, 9:47 a.m. Foundations and Basements 1 Responses

Has anyone insulated under a swimming pool?

...water to keep the ground from sucking the heat out of the pool. Haven't found anyone that has done this, would rigid foam be stable enough to take the down pres...

Posted by Randy Parent May 10, 2021, 8:28 p.m. Natural swimming pools and ponds 1 Responses

Would you recommend Legalett over water radiant floor heat for a backyard studio in Toronto?

...water heater and water or gel radiant floor heating, or the air system that Legalett uses. I am also wondering how much rebar should be in a slab on grade floor...

Posted by Christine Pountney May 2, 2019, 1:22 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

What is the best way to insulate a 1780 brick federal with stone foundation in New York?

...ground windows. I want to insulate from air and from water leaks. Any advice is apreciated. Insulating the outside of the foundation is a much better idea if yo...

Posted by carole roseman Jan. 5, 2020, 2:39 p.m. Foundation and basement improvements 1 Responses

Rain being drawn through windows on new build.

...water penetrating the window frames causing water damage inside the house. We observed the incident and it appeared that water was bubbling in through the windo...

Posted by Kylie Bonavia Oct. 1, 2021, 8:27 p.m. Windows and doors 1 Responses

What is the best way to insulate a crawl space?

...water lines would it make sense to curtain that area off and just focus on keeping the side with the water lines warmer.... the cottage is only 670 sq feet.... ...

Posted by Murray Kipp Sept. 17, 2021, 7:35 a.m. Crawl spaces 1 Responses

How do you insulate a crawlspace?

...ground and put fiberglass insulation between the joists. Since then I have noticed a lot of condensation and mold forming on the insulation despite the crawlspa...

Posted by Drew Weistend Nov. 14, 2017, 9:22 a.m. Crawl spaces 1 Responses

Can my shallow crawl space be converted to a slab foundation?

...water at about 42" below ground level. These constraints seem to have ruled out a lot of possibilities. Would it be realistic to look at converting to a slab fo...

Posted by Sian O'Keefe Aug. 15, 2020, 12:52 p.m. Slab on Grade 1 Responses

How do you fix radon and water infiltration in a dry stone foundation?

...water ingress where the dry stacked stone meets bedrock. The p revious homeowner reported ~12" of standing water during a tropical storm and the sump losing p...

Posted by john flannery July 14, 2020, 4:24 p.m. Foundation and basement improvements 5 Responses

What is the best way to renovate a basement after a flood?

...water table is high (12-18 inches below the slab). The cause of the flood was undetermined, but I suspect that a rising water table overwhelmed the 1950's era d...

Posted by Wren Toombs June 18, 2018, 10:52 a.m. Foundation and basement improvements 2 Responses

What is the best septic system if we plan on using the hydraloop

...water, and that you will likely purchase water efficient toilets and faucets. So, the water you do use will be pumped from the ground and treat on site. While...

Posted by Genevieve Brunet Sept. 9, 2020, 9:16 p.m. Greywater Recycling 2 Responses

How do you install a ground loop for an HRV?

...water to drain out. To now address the fluid ground loop portion of your question: This involves running a ¾ pex loop through the ground (with a glycol mix ...

Posted by Lee Watt July 10, 2018, 12:43 a.m. HRV and ERV 2 Responses

Can a solar thermal air system be coupled to an HRV for heating incoming fresh air?

...water thermal system in to supply heat for the basement in-floor system and also pre-heat the domestic hot water tank to reduce required electricity consumption...

Posted by Brian Billings March 21, 2019, 2:53 p.m. Solar thermal collectors 1 Responses

How do you remove water droplets from under a crawl space vapor barrier?

...water droplets from under my crawl space vapor barrier? Water is acculating on the dirt side of the vapor barrier. If I crawlspace has water droplets forming ...

Posted by Paul Racioppo Feb. 7, 2020, 3:49 p.m. Crawl spaces 3 Responses

Should I install basement drain tile vents?

...water is a sensible idea if you have a high-water table or regular water infiltration into your basement. If 7 of your 12 contractors recommend removing the s...

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

Which insulation should I use under my cottage?

...ground exposing the holes in them to the dirt and water which explains why i was getting some water coming in from the base of them. i was thinking of re...

Posted by denis maurier May 3, 2021, 11:14 a.m. Crawl spaces 3 Responses

Is there a concrete admixture to prevent water leaks?

Hi We are looking for admixture to prevent water wicking into concrete. Do you have any suggestions? Thank you! To be able to help you solve your problem we wo...

Posted by Frank Liu July 4, 2020, 6:03 p.m. Waterproofing and drainage 2 Responses

How does a Passive House handle floods?

How would a “passive” or airtight house fare in a flood incident, either from inside (burst water tank) or from outside (like New Brunswick’s spring floods)? ...

Posted by Wendy Tsao May 7, 2018, 12:46 p.m. Foundations and Basements 1 Responses