Exterior insulation

I spend a lot of time studying insulation--which is one of the most important components of any green home or commercial building. I have a new favorite. Foamglas® building insulation has been made by Pittsburgh Corning for many decades and is widely used in Europe. For the past decade or two, however, it has only been actively marketed in North America for industrial applications. (It’s been listed in our GreenSpec Directory as an industrial insulation material for years.)

Our Best Tips for Insulating Exterior walls during renovations - It's Essential not to add an additional vapor barrier and trap moisture inside walls. Read more here for help choosing the right type of insulation and how to fix it easily.

Our Best Tips for Insulating Exterior walls during renovations - It's Essential not to add an additional vapor barrier and trap moisture inside walls. Read more here for help choosing the right type of insulation and how to fix it easily.

risingerbuild on Instagram: Exterior Insulation - Outsulation! Here’s three reasons why @rockwoolna Comfortboard is a great choice! #insulation #building…

Learn how to add insulation to walls that have drywall on them. Find out your options for adding insulation to closed walls.

Moisture flow by air leakage and vapor diffusion from the inside to the outside is a huge concern when building in extremely cold temperatures.

Regretting the decision of not insulating your home enough? Yielding high energy bills? Feeling too cold or too humid inside your house?

UPDATED on July 20, 2015 What’s the best way to install foam insulation on the outside of a wall? Although GBA has published many articles and videos on the topic, we continue to receive frequent questions from readers asking how to install rigid foam sheathing on exterior walls — so it’s time to provide a primer on the topic.

Why we chose cork exterior insulation for our net-zero-energy house

Cement coatings can provide an attractive cover for foam foundation insulation. But use metal or plastic reinforcing if you want the cement finish to last.