Air / Discussions

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...air seal all the joints and sistered joists with caulk or sealant because where the SPF meets the joints, the seam is thin and air goes right though the SPF and...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

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

...air-heated floor, below is a link to an installation video as well as a few other resources on slabs. Legalett Solar Air Heated Slab on Grade installation v...

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

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

...air in, so if your home is pretty airtight as you say, then I'd say yes to the direct air feed - but I will also give a couple of suggestions. To operate wood...

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

How well do Legalett slab on grade floor forms work?

...air-heated floor in mind, I keep wondering about possible flooding entering the furnace. I'm planning drains near the water heater and washing machine for any m...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 3 Responses

How do you add an Air Exchanger to a house with Hot Water Heat?

...air, so you should have some sort of ventilation system to remove airborne contaminants and humidity, while providing fresh air for occupants. I would also assu...

Posted by Bob Engelhart June 17, 2020, 10:08 a.m. Ventilation 3 Responses

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

...air-sealed no matter how we try, air pressure will find some leaks, so the air will be changed if at a low rate. It would be wise to monitor the humidity in any...

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

Where can I buy an HRV in New York State?

...air exchanger that moves 1500 CFM of air from from the outside with temperatures ranging from 0°Fahrenheit 2 an exhaust temperature of at least 55 Can you tell ...

Posted by Jarred Weaver July 29, 2019, 8:55 a.m. HRV and ERV 2 Responses

Which radiant floor heat is best?

...air radiant systems (e.g. Legalett) aren't direct electric resistance mats more efficient. Seems air and water systems use power to heat the air/water which is ...

Posted by tony wolff Dec. 25, 2020, 1:22 p.m. Delivery: radiant, forced-air and decentralized 3 Responses

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

I am most curious about the effectiveness of the air tube floor heating system. The house is now standing, it is the first house built of our new prefab modula...

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

How do you stop wood stove smoke from entering a home?

...airtight home really should have an air exchanger to protect indoor air quality . Don't count on air purifiers to do much about indoor air quality , they aren’t...

Posted by Don Leaver March 24, 2020, 10:49 a.m. Wood stove and biomass heat 4 Responses

Can you put a fireplace in a hyper sealed plastic wrapped A rated home?

...air out as there is no air to replace it, and won't a fire place be a risk to your health for example carbon monoxide poisoning or simply lack of air. will your...

Posted by Kerry Forides Sept. 24, 2020, 2:46 a.m. Wood stove and biomass heat 2 Responses

Can you do an update on Ecohome’s new demo house?

...air generated from the Solar Air Panels is not needed during the summer months to warm the cement floor slab, the heated air is diverted to an air/water heat ex...

Posted by dean c Oct. 16, 2019, 2:04 a.m. Concept and design 1 Responses

Could a ductless heat recovery ventilator be used for radon mitigation?

...air through the existing ductwork, however I realize that there is no fresh air coming in or stale being pushed out. Perhaps a plain old air-to-air exchanger th...

Posted by Jim B Feb. 20, 2021, 4:40 p.m. Radon in Homes - Mitigation 1 Responses

Should I test my home for radon gas?

...air exchanger. I thought it best to test for radon gas after I've tightened up the major air leakage in my home. What do you think? Yes, it's always a good idea...

Posted by Mary Anne S March 5, 2019, 7:46 p.m. Radon in Homes - Mitigation 4 Responses

Can you leave a Legalett slab in winter in Canada without the heat on?

...air heated radiant floors to hydronic , we’ve done both and much prefer air heated, you can see our time lapse air heated slab on grade install video here . R...

Posted by Gamog Cladhaire April 29, 2021, 9:06 a.m. Slab on Grade 3 Responses

Do you need an HRV or ERV in a 68 year old home?

...air filter installed. Do I need an HRV or ERV ? Do you think this house would have sufficient fresh air ?

Posted by Gary Szymkowski Nov. 1, 2020, 10:11 a.m. Ventilation 0 Responses

Should you keep duct work out of the attic?

...air barrier to reduce air leakage and energy loss As for your other question, yes, duct work should be kept within the conditioned space. Running heating vent...

Posted by Frank Liu July 23, 2020, 8:53 a.m. Ventilation 1 Responses

How can I insulate an interior back wall that is NOW an exterior back wall?

...air. I need to insulate the building. When renovating exterior walls you need to observe the normal practices for wall assemblies or ‘control layers’, meaning a...

Posted by Sabrina Ross Sept. 21, 2020, 10:55 a.m. Wall assemblies - renovation 1 Responses