Air space / Discussions

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

...spaces and how they are best insulated and kept dry. Crawl Space Insulation Tips for Insulating Crawlspaces Properly So a few questions – is it now just fla...

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

Should I vent the space between a block wall and vapor barrier?

...air space of an inch or so won’t do much to alleviate the problem, since that air will soon be fully saturated (as in reach 100% Relative Humidity) and the wall...

Posted by Nick Santore Oct. 10, 2020, 2:03 a.m. Basements improvements 1 Responses

Can you create a passive wine cellar by insulating and air sealing a crawl space?

...space is fine, and in reality no space will be perfectly air-sealed no matter how we try, air pressure will find some leaks, so the air will be changed if at a ...

Posted by JC Wong April 2, 2021, 6:50 p.m. Crawl spaces 5 Responses

How do you build an air heated concrete slab?

...air space and the tile? Does it make a difference if the bulk of the concrete (thermal) mass is below the airspace or between the airspace and the tile? Thanks ...

Posted by Matt Wisniewski Dec. 27, 2020, 6:27 p.m. Passive solar home design 0 Responses

What is the best way to insulate the ceiling of my crawl space?

...air conditioning because of the crawl space temperature. It is a wood floor on the other side of the crawl space ceiling. I haven't insulated because I read dif...

Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses

Our 20 year old Venmar air exchange machine broke

...aired, and if not you may need to purchas a new one. Air exchangers (and their filters) are important not just to remove airborne particles or aerosols such a...

Posted by Julie Levy Sept. 3, 2021, 3:22 p.m. Healthy indoor air quality 1 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

Is this a good way to insulate drafty windows?

...space between the inner and outer windows, and if this bladder could be blown up with air, would it be effective in eliminating drafts and and behave much like ...

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

Lunos HRV - where can I buy them and get advice?

...air but not rip walls apart for running ducts, all you need to provide to unit is a low voltage wire, see more here - Lunos Ductless Air Exchanger DIY install...

Posted by martin tierney Nov. 16, 2019, 4:57 p.m. HRV and ERV 1 Responses

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

...space? Was the reading taken down there or upstairs in the conditioned space? First have a look here on the best ways to mitigate radon gas in homes – How to ...

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

Which exterior insulation is best to create at thermal break in an bungalow in Alberta?

...air barrier on our 1970s raised bungalow. We have a fully insulated (with spray foam) basement up to the rim joists. This space is now wonderful to live in. ...

Posted by Rebekah Barnes Jan. 17, 2020, 10:07 p.m. Wall assemblies - renovation 1 Responses

is a double vapor barrier on a South Florida roof bad?

...air barrier but not a vapor barrier, would the moisture only travel one way? I have read one option is to a/c the attic space, another is to install the 'peel...

Posted by Arthur Moore April 6, 2020, 12:57 p.m. Roof assemblies - renovation 0 Responses

Should you insulate an A-frame cottage with cathedral ceiling from the exterior or interior?

...air leakage though them, so step one is an air barrier membrane. You can see our Air Barrier DIY install video here , and with knowing your climate zone we can ...

Posted by J Genereaux Oct. 26, 2020, 10:38 a.m. Roof assemblies - renovation 1 Responses

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

...space that spans the entire sq footage of the house. Q: do we need to have a cold air vent installed in our crawl space in order to safely operate a wood burnin...

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

What is your recommendation for an air source heat pump?

...space. Electric forced air duct system with poorly integrated HRV system. 3 hrv wall vents, 2 bathroom exhaust fans and 1 kitchen exhaust fan. No a/c yet, and I...

Posted by Martin Dandeneau July 9, 2020, 2:30 p.m. Heating and cooling 3 Responses

How to air seal & ventilate a partial gut reno of a 1901 house?

...space. Tore out the existing flooring, installed new subfloor with hardwood finish flooring to follow. New insulation and Intello air barrier throughout the und...

Posted by Zach Zill Feb. 7, 2021, 4:33 p.m. Air and vapour barriers 0 Responses

What is the best way to do a basement renovation?

...air space than a 2x4 wall I think 16 on centre and used pink fibreglass insulation with vapour barrier break under the bottom plate and over the insulation on t...

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

Is it possible to connect greenhouse with the building?

...space to grow plants like tomatoes or herbs. I have read your articles about greenhouses and solariums, so its starting to bothering me if this kind of solution...

Posted by Julia Jedrys March 31, 2020, 6:47 p.m. Greenhouses and Sunrooms / Solariums 1 Responses