Heat loss / Discussions

What is the most comfortable heating system for a home?

...heat, but the rate of heat loss through the building envelope – specifically the walls and windows. This page explains in simple terms all about human comfort i...

Posted by Catharine Jans Dec. 11, 2017, 11:25 a.m. Heating with electricity 1 Responses

Is installing a venting skylight to release hot air from my a home a good idea?

...heat loss associated with skylights, and while they can be a great way to let hot air escape in an effort to reduce the burden of your air conditioning system, ...

Posted by Fred Velsen Aug. 28, 2021, 11:10 a.m. Ventilation 1 Responses

Can you use Hemp insulation to insulate a metal structure?

...heat loss . Read more here about how to reduce thermal bridging . There are cases, like yours I would say, where insulating between metal is really the only opt...

Posted by Jen Moffat Sept. 23, 2020, 1:16 p.m. Insulation and soundproofing 1 Responses

In the winter should you heat a low/dirt floor crawl space with a furnace vent?

...heating the part of the plumbing area cause any mold or other problems in the winter? No, its quite the contrary. Heating a crawlspace will prevent mold . But h...

Posted by janis hobson Dec. 11, 2019, 3:17 p.m. Crawl spaces 1 Responses

What is the best type of home heating system?

...heating fuel is. 60% of U.S. homes are heated with natural gas , 25% with electricity . In Canada, 47% of homes are heated with natural gas, and 37% are heate...

Posted by Jennifer Doll Jan. 20, 2020, 11:59 p.m. Heating and cooling 3 Responses

Why does interior insulation cause a freeze/thaw cycle- cinder block foundation?

...heat loss Even if a block wall was not insulated on the exterior, if the interior space inside the wall is heated, then it will have and endless supply of hea...

Posted by P Mci July 5, 2021, 11:17 p.m. Foundation and basement improvements 1 Responses

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

...heat loss through windows on this page. And have you chosen windows yet? We have a page on how to choose the best windows and what to look for in window perfo...

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

Any suggestions for improving insulation of a unique concrete building?

...Heat pumps are on average about 3 times more efficient that other heating systems read here – All about Heat Pumps for efficient home heating Geothermal hea...

Posted by Andrew Hurst Feb. 25, 2021, 4:54 p.m. Wall assemblies - renovation 1 Responses

Do you have an updated recommendation for attaching exterior mineral wool insulation?

...heat loss , which was the reasoning behind how we installed the exterior rigid insulation on the Edelweiss House.

Posted by Fred D Aug. 31, 2020, 1:07 p.m. Wall assemblies - new construction 1 Responses

How should I insulate basement Walls in climate zone 5?

...heat loss that will reduce the wetting of the concrete, but it will still likely have an endless source of moisture unless it is protected underneath the footin...

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

Can you put hemp insulation in an attic?

...heat loss , and if you have a foil barrier you could lay it right on top. I just don’t imagine the foil will do much for stopping air leakage (if that’s what yo...

Posted by Pamella Weatherly-Phillips Aug. 16, 2019, 11:49 a.m. Roof assemblies - renovation 1 Responses

What do you think of Legalett Wall Insulation?

...heat loss through thermal bridging. So yes, it’s a great way to install EPS rigid insulation on the exterior of buildings.

Posted by Igal H Aug. 19, 2020, 3:52 p.m. Walls and Roofs 1 Responses

Spray Foam for basements, which of the different types are best environmentally?

...heat loss, as it has one of the highest per-inch r values of commercially available insulation products. There are also some significant ecological downsides ...

Posted by Rose Adams Jan. 9, 2020, 9:33 a.m. Insulation and soundproofing 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?

...heat loss is insignificant compared to the health risks.

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

Do I need to insulate under the footings of a frost protected shallow foundation?

...heat transferring through the footing to stabilize the ground temp. My next thought was to use the FPSF design guidance for an unheated building, however this i...

Posted by Jon Piana April 15, 2019, 8:45 a.m. Slab on Grade 1 Responses

How do you attach steps to slab on grade insulation?

...heat loss and potentially condensation forming as the floor will be very cold right in front of the doors. I don’t know how far along you are with your projec...

Posted by Mary Alm Dec. 2, 2021, 11:24 a.m. Slab on Grade 3 Responses

What are the factors I should consider for choosing between a slab on grade and basement?

...heat loss under all doorways. Below you can see the Thermasill where a door will be, it is a wood fiber cement board that is about R1.7 per inch. When b...

Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses

What is the best way to do Stucco/E.I.F.S exterior window wraps?

...heat loss (usually air leakage around the frames), and water infiltration and damage if there wasn’t a strategy in place to avoid standing water and repel drivi...

Posted by Pat Estes July 17, 2020, 11:50 a.m. Windows and doors 1 Responses