Make up air / Discussions

Improving the efficiency of a home built in 1978 during renovations, do I need an HRV?

...up the envelope as I make improvements. One question I have though is does it make sense to install an HRV in an older leaky home? There are lots of articles ex...

Posted by joe cruikshank Feb. 8, 2020, 12:08 p.m. HRV and ERV 1 Responses

Is this a good way to insulate drafty windows?

...up with air, would it be effective in eliminating drafts and and behave much like a triple glazed window? Who would make a prototype to test the idea? The bladd...

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

Can you jack up a cottage and build a slab on grade underneath it?

...up to the task? Yes, you can for sure jack up a cottage and build a slab underneath and drop it back down. 2-3 feet won’t do it though, you’ll need to get it hi...

Posted by William Rae June 6, 2021, 12:23 p.m. Slab on Grade 3 Responses

How do you build an air heated concrete slab?

...up work for a one level house in this type of climate? If so how thick should i make the concrete floor between the empty air space and the tile? Does it make a...

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

Why do you shim up basement walls?

...air leakage through walls that would be stopped by the addition of an air barrier. I also can’t see it doing much about mice, bugs perhaps if you do a superbly ...

Posted by t b March 2, 2021, 3:17 p.m. Basements improvements 4 Responses

How do I insulate my half below grade basement?

...up the warm side of the studs (Studs kept off the wall obviously). Is this a viable solution? Should vents be added to allow full air flow behind the insulati...

Posted by tom mckeand Oct. 14, 2019, 11:01 p.m. Basements improvements 1 Responses

When I use my stove hood I get smoke odours in my home, is that due to negative pressure and how do I fix it?

...make sure your furnace has an outside air intake. If the stove hood is moving 400 CFM or more, it may be necessary to have a make up air supply system installed...

Posted by Anonymous Dec. 11, 2017, 12:37 p.m. Healthy indoor air quality 1 Responses

Do the window walls make it cold in winter?

There are a lot of windows in the design. I like that but does it make it cold in the winter? That is a great question. Windows are typically the least well in...

Posted by Robert Dalgleish Oct. 24, 2021, 1:49 p.m. Passive solar home design 1 Responses

What is the best way to frame window openings when adding exterior insulation?

...air leaks and preventing water leaks. That means air seals around the exterior of windows and sloping window sills to make sure any water that may infiltrate ca...

Posted by Anwas Qwelten May 30, 2019, 8:16 p.m. Windows and doors 1 Responses

Can you install a slab on grade foundation in the Fall and leave it over winter?

...up again in the spring. This may be okay when installing a full basement foundation, but can a slab foundation hold up in the cold new england winters without...

Posted by Matthew Gioia Sept. 21, 2020, 9:15 p.m. Slab on Grade 1 Responses

How do you Insulate a 3 season cottage?

...up a bit of space so that’s really up to you. If I’m misunderstanding the existing structure please feel free to correct me and we can come up with other soluti...

Posted by Terry Skindilias April 23, 2019, 9:27 a.m. Wall assemblies - renovation 4 Responses

What is the right amount of insulation for a house?

...up a bit. You’ll be up there anyway blowing it in, so a few more inches to bring that up to R70 or 80 is not a bad idea. One last point in terms of durability...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

Can hydronic radiant heating be a complete heating solution for a home?

...air’ rises, but heat goes in any and all directions. With a forced-air heating system, some heat will find its way to the upper floors, but that’s not really th...

Posted by Jeremy Peters Dec. 16, 2019, 1:13 a.m. Delivery: radiant, forced-air and decentralized 3 Responses

What is the best heating system for new home build?

...make it quite affordable. As for not having cold feet, good call. Cold feet leads to people jacking up the thermostat to compensate, whereas if you had warm f...

Posted by Maureen Thompson Oct. 28, 2021, 11:33 p.m. Heating and cooling 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

Will spray foam on basement walls prevent condensation?

...up the walls it dried up. I reinsulated and and a new vapour barrier, and left it for the winter. I opened back up and there was condensation again. I opened up...

Posted by Michael Scott April 12, 2021, 9:17 p.m. Basements improvements 3 Responses

How do you prevent walls from rotting in humid climates?

...air-conditioned home in a very hot and humid climate, so if you plan to have AC and keep your house very cool then upgrading to a ‘smart’ membrane is good idea....

Posted by Rose Alderson Nov. 5, 2018, 4:34 p.m. Wall assemblies - new construction 1 Responses

What is your experience and thoughts on pre-fab wall assemblies?

...up from that are companies that offer prefab ‘turn key’ homes to choose from, and the best of those will let you make modifications to meet your specific needs....

Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses