Air / Discussions

How do you choose between a basement or slab on grade?

...air floor as your basement floor? Any advice would be greatly appreciated, thanks so much! We prefer a slab on grade over a basement for a bunch of reasons,...

Posted by A. Delmas May 21, 2020, 8:59 p.m. Foundation choices 1 Responses

How do you install a ground loop for an HRV?

...air after it has partially been cooled by the HRV. This loop could also be used by a SHWH to heat the air in the winter also bringing a further energy savings. ...

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

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

...air exchanger yet, I’m wondering if that is part of the problem. Thank you in advance for your comments! Condensation forms when humid air comes in contact with...

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

Can you insulate a concrete block basement walls with only rockwool?

...airspace. The point being, if you leave an airspace and the wall is not sealed, sounds to me there is a chance you may have an air convection behind the wall. T...

Posted by Aarne Valikangas Jan. 1, 2021, 9:22 p.m. Basements improvements 1 Responses

How do you do a vapor barrier in a dense pack cellulose wall?

...air as the cellulose is blown, eliminating the need for the insulaweb material, as well as vastly reduce the air borne dusty mess. Can you please elaborate or s...

Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 4 Responses

Can you use a vapour retarder paint on the ceiling instead of using a poly vapour barrier?

...air barrier , we had our poly barrier go through the wall assembly and taped it to the exterior air barrier membrane. That would be a solution for new builds,...

Posted by Anwas Qwelten June 8, 2019, 3:56 p.m. Air and vapour barriers 2 Responses

How do insulate the outside of a log home?

...air for drying. That would be the only air space you need, right behind the cladding. Rockwool is vapour and air permeable, so it should have no problem allowin...

Posted by Michael Hickey Aug. 2, 2018, 6:03 p.m. Wall assemblies - renovation 1 Responses

Building a Honka log “pretty good house” planning - thoughts on hvac, ventilation and roof

...air unless some sort of air barrier solution has been figured. I would add insulation, I would not build an R11 house myself. I agree that a Zehnder is sort...

Posted by Klemen Novak June 28, 2020, 1:55 a.m. Planning and Design 1 Responses

Where can I find caulking and adhesives without antimicrobial (biocides) chemicals?

...air and causing respiratory issues, headaches, etc. I do not want to use them in my home. I am looking for linoleum adhesive, wood flooring adhesive, and a ...

Posted by Riki Luri Jan. 10, 2020, 9:55 a.m. Healthy indoor air quality 0 Responses

What is the best to insulate metal structures for all seasons?

...air barrier, preventing air flow, but allowing moisture to dry. I understand that any number of air barrier is acceptable, but would inner, outer, or both be pr...

Posted by Morgan Aldridge Jan. 19, 2019, 1:53 a.m. Wall assemblies - new construction 1 Responses

Do I need a standard 6 mil poly vapor barrier with dense cellulose exterior wall?

...air movement underneath it and the vinyl siding. Thanks Personally, I think I would be very cautious in changing your current wall, and i'd probably chose Roc...

Posted by jeff Chormann May 1, 2020, 9:18 a.m. Air and vapour barriers 2 Responses

What is the best way to insulate exterior walls of a mid-70's Pioneer Log home?

...air barrier applied to the exterior then insulation then an exterior like painted wood or something engineered. Should we use a foam insulation or could that le...

Posted by Keith McDevitt Nov. 15, 2020, 12:01 p.m. Wall assemblies - renovation 0 Responses

Slab on Grade for House in Grand Rapids MI - Can I get Prefab form kits & Assistance easily?

...air radiant heat system, would be about 1000 square feet. There is only one manufacturer of slab on grade form kits with air heated floors that we know of, the ...

Posted by Greg Hooks Nov. 20, 2019, 3:35 p.m. Slab on Grade 1 Responses

Is this a good way to insulate drafty windows?

...airtight windows and the trapped air between the windows acts like an insulation. But the single pane sliding windows and doors are the problem. With the plasti...

Posted by Robert Schmidt Feb. 6, 2021, 5:47 p.m. Windows and doors 2 Responses

How should I insulate basement Walls in climate zone 5?

...air from finished basement would permiate through mineral wool to the wall but air space would or should allow for dry out no? Thoughts on that specific metho...

Posted by Chad Johnson March 25, 2019, 8:33 p.m. Basements improvements 1 Responses

Can I see details about the heating and domestic hot water systems of the Edelweiss house?

...air of the home. The domestic hot water is a heat pump as well, we used an AO Smith air-to-water hybrid heat pump . The water heater sucks in the air from the...

Posted by August Wehrmann March 10, 2019, 9:26 a.m. Heat pumps, geothermal and AC 3 Responses

What type of HRV ventilation system should I use?

...air per hour what type of recovery system should I use

Posted by Erik Baardsen March 16, 2021, 7:14 p.m. HRV and ERV 0 Responses

What do I in my basement where new insulation meets old?

...airs you won’t have a continuous air barrier, but unless concrete is extremely cracked then you likely wouldn’t have a lot of air leakage so I wouldn’t worry to...

Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses