XPS foam / Guides

Installing foam panel insulation, which is best?
Insulation and soundproofing

Rigid insulation panels: which ones to use for different applications

...foam and was found to be losing 30% more heat in this study (see below)! XPS - Extruded Polystyrene Foam Panels - The blue, pink or green ones (eg. Styrofoam)...

4th generation blowing agents for spray foam
Insulation and soundproofing

New HFO blowing agents for spray foam will make it over 1,000 times less harmful to the climate

...foam to its rigid shape, and those tiny bubbles of gas act as insulators. They're found in XPS rigid panels and spray polyurethane foam (SPUF) as well. What d...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

Choosing the right insulation: the pros, cons and applications for walls, slabs & basements

...Foam Panel Insulation Cellulose rigid foam insulation is a greener choice than styrofoam Stop Press! A new environmentally-friendly rigid foam insulatio...

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

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

...foam for insulating basements listed below that work well in the battle against moldy basements. EPS (Expanded Polystyrene), XPS (Extruded Polystyrene), Miner...

Better Basement Design on basement walls prevents mold and midlew
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...foam for insulating basements listed below that work well in the battle against moldy basements. EPS (Expanded Polystyrene), XPS (Extruded Polystyrene), Miner...

Insulating crawlspaces as part of home renovation
Crawl spaces

How to insulate crawlspaces properly as part of renovating an older home

...foam due to the emissions associated with it (with exceptions for eco-friendly spray foams) but this is one place where it can make a lot of sense. Spray foam...

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

...foam if you choose (spray foam is our least favorite but it can be done so we mention it, though we always encourage readers to choose spray foam with the safes...

Recycled building materials
Recycled and Reclaimed Materials

Where to buy and sell used building materials

...foam insulation boards © Michel Chenier As an example, the above stack of XPS foam insulation was purchased through an online classified website for $...

The Top Twelve Green Building Trends for 2020
Planning and Design

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

...foam and XPS foam with lower emission blowing agents Styrofoam board insulation and spray foam insulation have always had a bad rap in the green home construc...

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

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

...foam which is about 1 perm, and 2 inches of XPS foam is only about .5 perms. Meaning, by putting 2 inches of foam on the outside of the house you have effective...

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

Do Earthships work in cold climates?

...XPS foam over less environmentally harmful products. Alex Wilson, founder of the Resilient Design Institute on XPS foam - Blowing agents create tiny bubbles o...