Green foam insulation / Guides

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.

...insulation than 2x4's. Passive House Design Plans, the original Passive House looks like this on the design Second you can use rigid foam insulation on the exterior of the wall. The problem is that foam insulations are 5 to 15 times more expensive per Rvalue than the mineral fibre insulati...

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...

Non-toxic building materials can improve home air quality
Healthy indoor air quality

Maintaining healthy indoor air quality

...insulation , or having no insulation at all. Building below grade presents much greater challenges than above grade as walls cannot dry to the outside. Please see our pages on how to prevent mold in basements guide and basement insulation guide guide to further understand this and work on a solution. Dehumidifiers ar...

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

...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 'bathtub'. This significantly reduces thermal brid...

Tyvek home wrap left exposed to wind and UV rays
Air and vapour barriers

Choosing the right house wrap / weather barrier, which is best?

...insulation on the exterior, that as well will have a vapour permeability rating that should be considered. As an example, 2 inches of Roxul ComfortBoard is rated between 30 and 40 perms, compared to 2 inches of EPS foam which is about 1 perm, and 2 inches of XPS foam is only about .5 perms. Meaning, by putting 2 inches...

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...

Cedar deck and stairs under construction cedar naturally the most durable wood
Decks, porches and gazebos

Tips for building a deck - 10 Tips to make your deck last longer

...insulation against frost heave. 'Insulation' does this as well, so laying a rigid foam insulation board down (foam or stone wool) below and around the deck block may reduce the chances of movement from frost heave. Laying down a bed of 3/4" clean crushed stone will also act to prevent frost heave, it just can't have an...

Passive Solar Home design at it's best - Kenogami House - EcoHome
Passive solar home design

Ecohome Kenogami House wins Home of the Year Award

...insulation: 14" of EPS foam and 7.5" of mineral wool > R 80 Slab on grade insulation: EPS foam and polyurethane > R60 0,57 ACH @ 50 Pa ( Air Changes per Hour at 50 Pascals of pressure) Energy systems: 5400 w photovoltaic solar panels with battery backup Radiant floor heat powered by a high efficiency gas ...

MDF Formaldehyde Free Alternatives - Made from Rice Stalks
Healthy indoor air quality

The formaldehyde-free MDF non-toxic alternative made of natural rice-stalks

...insulation Natural Earth Paints Non-toxic natural finishing oil for wood that protect indoor air quality And to see more guide page in the EcoHome Green Building Guides for Sustainable Buildings

Drywall and construction dust
Cleaning and maintenance

Tips for keeping air clean during renovations

...insulation batts Off-gassing of foam insulation How to prepare for home renovations: Move furniture: Take as much of your furnishings as possible out of the construction zone, certainly any fabric-covered furniture and carpets. Find alternative living arrangements: This is not always possible, but if you can ...

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...insulation can be a superior product to commonly used batt insulation, but somehow it has developed a bad reputation in Canada. Cellulose Fibre Insulation (CFI) is like the Rodney Dangerfield of insulations, it "can't get no respect". When done right, dense-packed cellulose is a highly efficient option for insulating...