Energy efficiency / Discussions

Is the ZIP Sheathing system better than house wrap?

...energy-efficiency updates in building code that can actually cause problems. Walls need to be able to dry for durability, and so we like to see exterior surfa...

Posted by Fred Martens Dec. 18, 2021, 11:50 p.m. Walls and Roofs 1 Responses

Is it a good or bad idea to spray foam directly on the interior of shiplap siding?

...energy efficiency, you have to make sure walls can dry. Applying spray foam directly to the back siding of your cladding doesn’t sound like a good idea to me, b...

Posted by MITCHELL KOCH Aug. 21, 2020, 3:49 p.m. Exterior cladding 1 Responses

Is it smart to lay plastic under a pier and beam cottage and should I close it in?

...efficiency . You most likely already heat it on occasion, so I think you may be wise to also at least insulate between the floor joists if you just go for the v...

Posted by b port Oct. 31, 2021, 3:19 p.m. Crawl spaces 1 Responses

Any suggestions for improving insulation of a unique concrete building?

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

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

Do you recommend ERV or HRV system in mild climates or can do away with them?

...energy recovery. Here is our page on Choosing Between an HRV and an ERV . As for brands, we have used Van EE, Venmar, Lifebreath, Zehnder and other brands i...

Posted by Babak K Aug. 1, 2020, 7:12 p.m. HRV and ERV 1 Responses

Should we renovate or get a Prefab Kit house?

Hello, My husband and I are considering our options for our home and lot in Peterborough, ON Canada. We have been thinking of completely renovating our current...

Posted by Ali Mackenzie Aug. 12, 2020, 7:44 p.m. Concept and design 1 Responses

What type of wood can be installed on a radiant floor?

...efficiency as some installers suggest, the heat will get there eventually. If you’re not a big fan of really ‘hot’ floors, wood will actually add to your comfor...

Posted by Colleen Blak Dec. 11, 2017, 1:59 p.m. Flooring and stairs 1 Responses

How do you replace windows in a double stud wall house?

...energy doesn't always make financial sense, read more here - When to replace windows and when to repair them In order to be able to carry the load and trans...

Posted by Sasha June 25, 2018, 10:25 p.m. Windows and doors 3 Responses

What is the best way to insulate a crawl space?

...energy efficiency is to cover the dirt with a membrane to keep moisture in the ground.

Posted by Murray Kipp Sept. 17, 2021, 7:35 a.m. Crawl spaces 1 Responses

Can I use an old patio door thermal pane as the cover for a solar air heater?

...efficiency. You may have seen them already, but below are a few pages about solar air heaters and storing heat that may be of value to you. Thermal mass in ...

Posted by Fred Miller May 20, 2019, 11:44 a.m. Solar thermal collectors 1 Responses

Should I replace my skylights with solar tubes?

...energy wise -if I were starting a new build, that's what I would choose. But do you think that I should close in my skylights and replace them with tubes? Or ar...

Posted by Elizabeth Brown Nov. 30, 2018, 9:32 p.m. Windows and doors 1 Responses

What type of hrv system should I put in a 4 year old home?

...energy recovery ventilation) . Units will have an ‘efficiency’ rating, meaning how much heat the recover before air is expelled from the home. You will pay more...

Posted by Ellen Murray Zappone Sept. 1, 2021, 4:35 p.m. HRV and ERV 1 Responses

Should I put insulation on the exterior of a brick house?

...energy efficiency upgrades. Here is our page about exterior insulation, have a read first to get some ideas as some of your questions may be answered in there a...

Posted by Andrew T Oct. 3, 2021, 7:03 a.m. Wall assemblies - renovation 1 Responses

What is the best way to make a row house in Montreal Quebec more energy efficient?

...efficiency and cost efficiency and eco-friedliness. What would ecohome do?! What you are describing is pretty much exactly my house in Montreal be...

Posted by Elizabeth Brown Feb. 26, 2019, 9:09 p.m. Wall assemblies - renovation 3 Responses

Should I insulate my basement ceiling?

...energy efficiency and to provide comfort for the one winter that you’d be without basement insulation, I wouldn’t do it. I think you would come out far ahead by...

Posted by Nina Hartt March 21, 2019, 8:23 a.m. Basements improvements 1 Responses

Is it possible to connect greenhouse with the building?

...energy efficiency and durability since they can add a significant amount of moisture to a home. We much prefer to see a greenhouse separated from a house, and...

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

What is your recommendation for an air source heat pump?

I have a 36' x 36' cottage style bungalow with 2 x 6 walls with spray foamed 9' walls, vaulted southern kitchen and living room with passive solar window desig...

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

Will I save energy by lowering my thermostat at night?

...energy it will use - just as the inverse is true for your fridge - although fridge organization is necessary to reduce food waste . Heat loss increases with a g...

Posted by Ryan Peterson May 1, 2018, 11:51 a.m. Heating and cooling 4 Responses