Green foam insulation / Guides

How much is Too Much Insulation in my Attic or Walls?
Insulation and soundproofing

How much insulation is too much in attics and walls?

...insulation is too much in a house , find more pages about sustainable and resilient green building techniques here : What is the best insulation for a home? How much insulation do I need in green home construction? The difference between Polyiso, EPS & XPS foam insulation & styrofoam Tips for su...

Insulating a Slab on grade for a Passive Solar LEED Home with Rockwool © Ecohome
Insulation and soundproofing

Insulating below slab-on-grade floors

...GREEN BUILDING VIDEOS HERE Building Code requirements for sub-slab insulation vary by region, the only consistency is that it is almost always insufficient, saddling homeowners with a choice between having higher heating bills or chilly feet. In this case we have gone with 8 inches of insulation for a total of appr...

Balanced insulation levels in a green home
Efficient home design

Insulation in Green Home Building, a balanced approach to putting it where it does the most good

...insulation level slightly and applying that money to a much higher quality window. In Conclusion, How much Insulation is best? Balancing insulation is about respecting the laws of diminishing returns. Example - If I have a wall with just 2 inches of insulation and I add another 2 inches, I will certainly get my mon...

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it?

...foam may be the only solution. We've generally steered our readers way from spray foam products in the past due in part to health concerns, but mostly to the very high Green House Gas emmissions from spray foam blowing agents. However 2020 has seen great news about the reduced global warming impact of spray foam, a...

How to insulate basements properly
Insulation and soundproofing

Best practices for basement insulation in new home construction

...insulation. CLICK IMAGE TO ENLARGE Insulation on the exterior and interior, from outside to inside: fiber cement board and parging above grade 3" of mineral wool or EPS foam (expanded polystyrene). 3" is better, 2" will suffice - not to be confused with styrofoam drainage mat damp pr...

Recycled building materials
Recycled and Reclaimed Materials

Where to buy and sell used building materials

...insulation and flooring etc, you will often get lucky. Reclaimed foam insulation boards © Michel Chenier As an example, the above stack of XPS foam insulation was purchased through an online classified website for $3 a sheet, whereas purchased new in a building supply store they would ...

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...

The Top Twelve Green Building Trends for 2020
Planning and Design

Find out what's trending in 2020 for Green Home Construction

...foam board insulation and spray foam insulation have always had a bad rap in the green home construction industry, and not without good reason , but the true problem is not what most people think. A brief pause here while I slip on the Kevlar vest I wear when I defend foam insulation in the green building community… ...

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...

Shipping container homes, Good or Bad?
Architecture and plan design

Are shipping container houses environmentally friendly & good or bad to live in?

...insulation on the interior, but to have a sufficient amount of it you would significantly reduce the amount of usable interior space. One option is spray foam, in which case choose CFC free spray foam options for a green build - or see here for how to choose the right home insulation . Stacked containers: It would ...

Tiny House living in cold climates - one of the best tiny homes on wheels
Tiny house

Tiny Houses - Living in Cold Climates

...foam since it has a higher R value per inch, and while spray foam works well, the problem is that most brands of spray foam insulation have high greenhouse gas emissions. Read here about how to find more environmentally-friendly spray foam with lower emissions . A tiny home built on a slab on grade that isn’t going t...