There / Discussions

Is there thermal bridging in the Edelweiss REMOTE wall?

...there is still some thermal bridging. Did the software analysis however prove that this indirect degree of thermal bridging is so elongated (from outer screw th...

Posted by David Pantalone Feb. 9, 2020, 4:42 p.m. Wall assemblies - new construction 1 Responses

Are there non-toxic quartz kitchen counters?

...there are no epoxies that are non-toxic and safe for those with chemical sensitivities , so if one existed it would be big news. We can’t say for sure there are...

Posted by Jackie kierulf June 27, 2018, 11:08 a.m. Healthy indoor air quality 2 Responses

What options are there for pre fab Passive House kit designs?

I have recently purchased a property in the Algonquin Highlands about 20 minutes north of Minden, Ontario. There is an existing strucuture, but I am looking to...

Posted by Kim MacKay Dec. 27, 2019, 3:12 p.m. Planning and Design 1 Responses

I live in Puerto Rico. Is there any prefab that will withstand hurricane??

Any that is sold here? None of our current prefab Kit houses can withstand hurricanes , but we are in discussion with additional manufacturers to increase our ...

Posted by Laura Prado Sept. 15, 2020, 5:58 a.m. Architecture and plan design 1 Responses

Is there a concrete admixture to prevent water leaks?

...there leaks, mold, mildew etc. I'm just a bit stumped between 'concrete wicking moisture' and 'water leaks'. Also wondering if perhaps this is a new constructio...

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

Are there any updates on the progress of the second demonstration house?

...There have been Legalett air-heated floors across Canada and the U.S. since the mid-70s, and even longer in Sweden where the company originated, so there is not...

Posted by dean c April 30, 2019, 7:58 p.m. Solar thermal collectors 2 Responses

Is there a safe MDF? formaldehyde & anti-fungicide free, etc? Or a green sealant?

...There is one non-toxic MDF alternative we know of, though we are not in a position to say what level of production they are in and the current level of product ...

Posted by Elize St Charles May 23, 2020, 10:52 p.m. Wood and organic materials 1 Responses

Need roof repairs, insulation and new tin, are there grants available?

Repairing my home and the roof is barely insulated, trying to correct the ice build ups that causes leaking inside. I am the homowner of this rural old house a...

Posted by Ghislaine Morin Aug. 27, 2020, 12:03 p.m. Grants and incentives 1 Responses

Why is there mold on particle board outside vapor barrier on new addition?

...there about how air conditioning in homes with vapor barriers can lead to moisture build up inside walls. So really, for now your best solution at least for thi...

Posted by Christine ML June 7, 2020, 1:35 p.m. Wall assemblies - renovation 1 Responses

Is There a Difference Between an Air Barrier and vapor barrier?

...there a poly vapour barrier? What type of insulation does it have, about how much, and is it vented - meaning is there space between the insulation and the unde...

Posted by Sherri Mccormick Aug. 17, 2018, 3:24 p.m. Roof assemblies - renovation 3 Responses

How do I get rid of moisture with cement floor crawl space that has a vapour barrier?

...there anything else I could do to remedy problems? Is your vapour barrier laying directly on the concrete floor? I’m just not sure of the positioning given that...

Posted by Cindy Chatham 04 chatham Aug. 25, 2020, 4:47 p.m. Crawl spaces 1 Responses

Why is there frost on the underside of my roof overhang?

...there to dry it out may solve your problem. Here is out page about why is there frost in attics and how to fix it , for anyone else reading along with similar...

Posted by George Paul March 23, 2020, 12:10 p.m. Roof assemblies - renovation 2 Responses

Is it normal that condensation forms on the windows of my new home?

...there would be higher levels of humidity as building materials dry out. Installing an HRV will likely help, you could also look for a model that also provides d...

Posted by Kevin Newman April 19, 2017, 10:30 a.m. Windows and doors 1 Responses

Is there a small ventilation HRV/ERV for a camper van?

...There is a company called Lunos that make ductless ERVs , and they have a product called an E3 that may be well suited for providing ventilation to a tiny house...

Posted by Ron Timmins June 6, 2020, 8:05 a.m. Tiny house 3 Responses

Is sealing basement concrete floor against radon a good idea?

...there is always a risk of further cracks developing. There are a variety of radon gas mitigation techniques depending on your basement conditions. I think in ...

Posted by Tim Hanrahan Sept. 18, 2020, 3:11 a.m. Radon in Homes - Mitigation 3 Responses

What kind of non-toxic exterior sheathing can be used in place of plywood?

...There is an interior grade plywood called Purebond from Columbia Forest Products in case you will have any plywood on the interior. I called the company to chec...

Posted by pier charter June 4, 2020, 1:12 p.m. Wood and organic materials 1 Responses

Does a low radon air reading necessarily = low radon in well water?

...there has not yet been enough evidence to put out a health warning about the health risks of drinking water with high radon levels, but there is also not enough...

Posted by Steve Bull Jan. 4, 2020, 1:45 p.m. Radon in Homes - Mitigation 3 Responses

is there a SketchNanoGard Review?

...there, If you mean this product for thermally coating glass , our sister organisation Ecohabitation in Montreal had it applied to their office windows and eve...

Posted by Island Lake June 24, 2020, 2:37 a.m. Windows and doors 1 Responses