Retrofit / Discussions

What is the best underfloor insulation type for radiant floor heat?

Hi I am planning to retrofit our 1960s 3bed semi here in Ireland. We have a suspended timber floor and I intend to lay electric underfloor heating under lamina...

Posted by David Irwin July 12, 2020, 6:48 a.m. Heating and cooling 1 Responses

Can you add exterior rigid foam insulation (e.g. EPS) with replacing windows?

...retrofit to several 1960's chalet style cabins in Northern VT. Budget matters and the windows of the cabins are in reasonably decent shape. We have a strategy t...

Posted by Peter Milliken Nov. 9, 2020, 9:13 a.m. Wall assemblies - renovation 0 Responses

Can you replace an old slab foundation with an air heated slab?

...retrofit an existing slab built in the 70's; to a modern ecoHome standard? I imagine the house would have to be raised (jacked up) and possibly install the new ...

Posted by Mike Molloy Nov. 7, 2019, 8:44 p.m. Slab on Grade 1 Responses

What heating system to use in my new detached garage/shop?

...retrofit other system with it in the future, like passive solar water heater. What is the best choice? Or are there better options that I didn't think about? ...

Posted by David Perreault Dec. 4, 2020, 10:23 a.m. 0 Responses

Are their grants in my area?

We have an extremely old house and we are loosing lots of heat!

Posted by Shannon Hutchison Jan. 29, 2021, 10:30 a.m. 0 Responses

How do I get an assessment of heat loss for my home?

...Retrofit Loans Canada

Posted by jennifer jolly Jan. 13, 2021, 7:33 p.m. Grants and incentives 1 Responses

What is the best way to renovate and make a self sustaining eco friendly family house?

...Retrofit Loans Canada I would also weigh in on your solar panel point – If you are looking to install solar panels for home resiliency in the event of an outa...

Posted by Emmanuel Sylvestre Aug. 31, 2020, 8:15 a.m. Concept and design 1 Responses

Can you spray foam a house from the outside?

I live in Calgary, Alberta. My house is a 1940s bungalow with a second storey added in 1988. We are replacing the vinyl siding with Hardie Board, and want to i...

Posted by Joan Lawrence July 11, 2019, 7:17 p.m. Wall assemblies - renovation 3 Responses

Can you install foam boards directly against basement walls?

...retrofit my basement. Thanks

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 15 Responses

What kind of incentive are available for a high performance net zero home?

...Retrofit Loans Canada

Posted by Matt Garrod March 28, 2021, 3:37 p.m. Grants and incentives 1 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

I live in Southern Alberta and will be replacing my exterior vinyl siding with wood, I also want to add insulation at the same time. It's a 2x4 wall with pink ...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses

What is the process to seal a house using Aero barrier spray?

...retrofit renoation project that includes working on airtightness. So would you suggest using air barrier and tape first? Or go straight for the Aerobarrier a...

Posted by Santiago Pacheco Feb. 13, 2020, 11:06 a.m. Air and vapour barriers 3 Responses

What are the HRV or ERV options for 40-yr 2-storey 2000 sq ft home?

The local ventilation consultants wish to install a second ducting system, in addition to the returns and ducts for a electric-wood forced hot air system For...

Posted by T Newell July 17, 2020, 1:59 p.m. HRV and ERV 1 Responses

What is the most comfortable heating system for a home?

...retrofit? For perspective – A well-insulated home with good quality windows will be more comfortable, even when you aren’t close to the heat source. If you find...

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

I have many issues with my house where should I start?

My house was built in the Late 1940 - early 1950's, it is a farm buglalow with an addition in 1973, a poured concrete basement and concrete block foundation ad...

Posted by Bryan Squirrell Sept. 29, 2019, 3:08 p.m. Wall assemblies - renovation 1 Responses

How do you insulate a 70s home with 2x4 walls that has fiber glass insulation?

What is the best way to insulate from the outside? Rock wool? How costly of a project is this? Here is an article that will give you a starting place about tea...

Posted by Mark Aussenegg Nov. 26, 2018, 6:49 p.m. Wall assemblies - renovation 1 Responses

What type of Insulation can I use on the exterior of my home?

I have an old home, circa 1920’s, I’m currently renovating in Saskatchewan, Canada. I want to add insulation on the exterior of the home. The house is currentl...

Posted by Scott Muller April 18, 2019, 2:19 p.m. Wall assemblies - renovation 6 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...retrofit in a basement for over a year now. I started in a concrete crawlspace 4'8" high by 28 feet long by 12 feet wide with a concrete floor. The rim joists w...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses