Green foam insulation / Guides

Ice dams on roofs & how to fix them
Roof assemblies - renovation

What causes ice dams and how to fix them

...insulation. Wires to melt ice dams are a solution, but hardly an energy efficient one, make this a last resort! Fibrous insulation like cellulose and fiberglass insulation range around R3-4 per inch where spray foam is closer to R6 per inch. The high ecological cost that comes with spray foam stops us from re...

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

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

...insulation means the temperature of the concrete will be determined by the temperature of the ground or air outside. With some types of insulation this can allow warm, moist air to condense on the cold concrete. Having no insulation at all does not eliminate these issues; you are also at risk, just not to the same ex...

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

Basement renovations: How to prevent mold when finishing basements

...insulation to create an air and vapour barrier. Unprotected wood touching concrete will wick moisture and eventually rot. One inch of SPUF will solve your problems; four or 5 inches will reduce heat loss and save you money in the long run. Have insulation blown onto rim joists if it isn't already done. Foam must be...

How to Vent Roofs - the Methods, Vent Types, Fans
Walls and Roofs

Why Roofs need to be ventilated and how to ventilate a roof properly

...foam insulation panels or spray foam. Pick one and stick with it; it's best not to mix insulation types. If you were to have a top layer of foam insulation but have something fibrous underneath - be it cellulose insulation, fiberglass, mineral wool, etc - that added fibrous insulation at the bottom of the assembly will...

Waste management

How to dispose of Construction waste responsibly

...insulation and high quality tapes to insulate and seal windows rather than spray foam. Using or disposing of old building materials: Re-using or repurposing building materials, where it makes sense. Use old boards as strapping as long as there are enough, that they are of good quality, and they are cons...

The Best 10 Energy Saving Tips for Green Homes - EcoHome
Wall assemblies - renovation

Green home improvements: an energy-saving pyramid scheme that actually works!

...insulation is a great way to save money, but be sure to maintain eaves ventilation © Ecohome Attic insulation: The most crucial place to ensure proper insulation for energy saving and money saving is your roof. Older homes may have insufficient insulation and a lot have none. For some homes, blowing a seamless bl...

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

Do Earthships work in cold climates?

...greenhouse gases. The only way choosing XPS foam over other types of insulation will make the planet greener is by helping frozen tundra come back to life. For help choosing the most Eco-friendly rigid foam insulation panels, see here . 'We have been doing it now for so long that we really can't find better materia...

Using caulk to make a seal, but which type is best?
Air and vapour barriers

Which is the best caulk or sealant for caulking windows and bathrooms etc?

...foam sealant is available in a dispensing system with spray nozzles or individual aerosol spray cans - often called spray-foam or expanding foam sealant. We're often asked if this kind of insulating foam sealant is "great stuff", well, we're not huge fans of regular spray foam insulation, for the reasons discussed here...

Frost Heave Prevention Helps Stop Frost Heaving Breaking up Home Foundations
New foundations and slab-on-grade

What causes Frost Heave? Preventing frost heaving is down to good foundation design

...insulation against frost heave, so it has been ingrained in us for centuries as essential. But, thanks to modern building practices, you can also use ‘insulation’ as insulation against frost heave! Soil has an insulating value of about R3 per foot, where foam insulation will be between R3 and R5 per inch. That’s why ...

Correctly installed Triple pane south facing windows on Ecohome's Demo House
Windows and doors

Installing doors & windows for the best performance in high efficiency homes, LEED & Passive House

...foam or rigid mineral wool and eliminate the problem all together. We have found using mineral wool insulation (Roxul Comfortboard) makes leveling and placing windows quite easy. It is somewhat compressible and it holds its R value when compressed, and it isn't harmed by moisture the way fiberglass insulation can be. ...

Moving to the Countryside - How to make it Work
Lifestyle, location and commuting

Moving to the countryside? Here's how that can work...

...greener insulation such as dense-packed cellulose , hemp , or mineral wool, and selecting foam insulation with lower emissions will reduce carbon production. Choosing FSC certified sustainably harvested wood ensures you are sourcing from well managed forests and protecting the lungs of the planet, our forests. Energy...