Risk / Discussions

Wood Burning Stove - Do We Need A Cold Air Vent to Safely Operate?

...risk of producing carbon monoxide). A fresh air supply for a wood stove also increases the ability to evacuate the flue gases; otherwise they will not work prop...

Posted by Regina Vigil Feb. 15, 2021, 3:11 p.m. Wood stove and biomass heat 2 Responses

What is the best heating system to upgrade a 100 year old building?

...risk that will crack the mortar. But if I’m not mistaken, the coldest you would usually see is not too much below freezing so its not a great concern in your ar...

Posted by Rachel Codd Oct. 25, 2021, 3:52 p.m. Heating and cooling 3 Responses

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

...risk getting lots of different opinions and comments - but in our opinion you should probably remove the poly vapor barrier. Any moisture that may have leaked...

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

Are mice droppings and urine toxic?

...risk for humans. Mice sometimes carry dangerous viruses (hantavirus) and humans can contract it by breathing in particles contaminated with excrement, urine and...

Posted by JT Nov. 14, 2017, 4:49 p.m. Pest control 1 Responses

What’s the best insulation system for a brick/masonry basement foundation wall?

...risk. So my question is whether any insulation in my basement would create this freeziing damage risk for my walls (rigid foam or mineral wool batt insulation)....

Posted by Ryan Essex Nov. 29, 2021, 8:17 a.m. Basements improvements 2 Responses

Can you build foundations and slabs with field stones?

...risk in cold climates.

Posted by Bryan Squirrell Jan. 3, 2022, 9:50 a.m. Foundation and basement improvements 1 Responses

What is the best material to use for wall and roof insulation?

...risk of developing mold and they will not perform as well.

Posted by Babak K July 12, 2020, 8:43 p.m. Insulation and soundproofing 1 Responses

Can you put foil covered foam panels inside a framed wall?

...risk I can think of with that. Galvanized steel will for sure be a vapor barrier, and if its taped you've got a pretty reliable air barrier as well it seems!

Posted by William Mc Feb. 22, 2021, 12:38 p.m. Insulation and soundproofing 3 Responses

How do you attach steps to slab on grade insulation?

...risk. Legalett products are available all across North America if they are of interest, but to clear it up a bit - there is no risk to interal air quality wit...

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

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

...risk if levels are elevated. For sure you will not get accurate reading a gutted house, but presumably you aren’t leaving it like that. Are you in a high risk a...

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

How do you insulate a crawlspace with dirt floor?

...risk of radon gas contamination , so venting is good for now but I would think of a longer term solution. The whole Ottawa Valley area of Ontario is unfortunate...

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

How do you install a ground loop for an HRV?

...risk of condensation forming as warm, humid air come in contact with those tubes. That, combined with any organic matter that may find its way in (which can be ...

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

Which type of hot water pipe insulation is best?

...risk of any water damage.

Posted by Cooper Dec. 11, 2017, 2:36 p.m. Plumbing and water heaters 1 Responses

How does a Passive House handle floods?

...risk of flooding, but if you’re building a basement I would install a sump pump with a battery backup, a drain around the exterior, eaves troughs that take wate...

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

What is the best way to install slab on grade insulation?

...risk of cupping or warping due to any moisture left in the slab. Just be sure to check with the wood manufacturer that it is suitable. Remember that there is ...

Posted by paul fowler Aug. 26, 2021, 8:29 p.m. Slab on Grade 3 Responses

What is the best way to stop thermal bridging between my ICF block construction walls and my footing?

...risk of mold. Below is a shot of what it would look like, hope that helps! ICF Construction detail for continuous insulation with Insulating Concrete Forms ...

Posted by Walter van den Broek Sept. 18, 2020, 11:23 a.m. Foundation choices 1 Responses

How do you do Radon mitigation when with insulating and ventilating a crawlspace?

...risk of bringing in hot humid air during the summer months where it can condense on cool surfaces. I would likely do the same if it were my place in order to re...

Posted by Cathy Gaskins Feb. 17, 2021, 3:46 p.m. Radon in Homes - Mitigation 1 Responses

Where can I find a professional to remove mold from a basement?

...risk with it. If the mold is extensive or if you are heavily affected by mold, I would not risk it but rather enlist professionals to do it. So there are two pl...

Posted by Lorna Fraser Oct. 29, 2021, 8:06 p.m. Basements improvements 3 Responses