Basement heat loss / Guides

Basement Design for walls prevents mold & midlew when renovating & finishing
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...heat consumption issues. If you're in an older home sat above a basement, don’t panic. What we write in these pages is meant to inspire ideas and solutions, not fear and anxiety. If you feel good, your basement smells good and your windows (and walls) aren’t dripping, relax! However, if your basement has a certain ...

Prefab frost-protected shallow foundation insulated form kit
Slab on Grade

Raft slabs - How to build Insulated Frost Protected shallow foundations (FPSF) on problem soils

...heated thermal mass inside the building envelope also provides heat security in the event of a power outage, by slowly releasing its heat over the course of days. Raft slabs can be heated with hydronic systems (liquid) or air-heated tubes as seen below . A better basement design: Traditional basements begin w...

$40k Interest-Free Loans for Green Home Renos, How to Apply Canada 2021
Grants and incentives

Greener Homes interest-free loan scheme 2021 Canada - the ultimate guide

...Heating homes with electricity can be clean and affordable regardless of high electricity rates if your house is well-sealed against heat loss and if you choose an efficient heating system like a heat pump . Heat pumps can be up to 3 times cheaper to operate compared to noisy baseboard heaters . Heat pumps work dif...

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...heat consumption issues. If you're in an older home sat above a basement, don’t panic. What we write in these pages is meant to inspire ideas and solutions, not fear and anxiety. If you feel good, your basement smells good and your windows (and walls) aren’t dripping, relax! However, if your basement has a certain ...

Rendering of the Ecohome demonstration house
Efficient home design

Ecohome Demo House: High performance, affordable cost

...heat loss rather than complex and expensive heating systems and the utility bills that come with them. When a design team focuses on heat retention rather than heat generation, the net result can be a home that is cheaper to own and operate; not far into the future but right from day one. Added building costs are off...

Passive home designer Harold Orr, one of the original high performance homes
Passive solar home design

The principal designer of the house that inspired the global Passivhaus movement reflects on the project that started it all.

...heat loss to ground (basement) by about 80% we would have a 64% reduction in heat loss without touching the windows and doors, walls, and ceiling. If we use 6 times as much insulation in the walls and ceiling and use much better windows and doors, we would be down to a total heat loss that is about 20% of the heat loss...

Slab-on-grade for Ecohome's upcoming video building guide
Slab on Grade

how to build a slab-on-grade on standard soil

...heat loss. This technique also requires a second trip with a concrete pump truck, which depending on your region can run anywhere from $700 to $1000. Instead, what we have done here is known as a 'monopour', where the footing and slab are poured at the same time. Here are the basic steps for slab-on-grade constructio...

Photovoltaic solar panels
Renewable energy

Solar heating and energy generation

...heat as long as your home stands. Solar thermal heating and solar water heaters This refers to using solar panels to absorb heat in a liquid (mix of glycol and water) and redistribute it throughout the house, through radiators or radiant floor heat. A system can work to heat your home, as well as pre-heating your...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...heated slab floor here . What’s cheaper to build – a slab on grade or a crawlspace? A slab is cheaper . A crawl space is like building a mini (and dysfunctional) basement, so you get most of the cost, all the durability issues and potential hassles of a basement, PLUS a sore back and bruises on your head if you try...

Earthship in Taos, New Mexico, shame they don't work in cold climates
Concept and design

Do Earthships work in cold climates?

...heat loss' in winter, right before describing how it works - you open the greenhouse skylight and the hot air rushes out, creating a vacuum and drawing in fresh air through the earth tubes. If you intentionally release heat you worked hard to collect, to me that qualifies as heat loss, especially if you have to compe...

Passively-heated off-grid LEED house in Low, Quebec
Off-grid and Net-Zero Housing

Off-grid living blog: a firsthand account of building and living in a remote area

...basement concrete slab is 4" inches of EPS rigid foam giving R-16. A couple other finishing details really help to reduce the basement heating loads. First, the basement concrete slab is actually encased on 3 sides by foam, coming down from the walls, and then with the foam underneath it essentially looks like a foam '...