Wall insulation

External wall insulation helps improve the thermal performance of buildings. Find out how to install external insulation with our guide.

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

Soundproofing and Thermal Insulation for Interior and Exterior Walls, Ceilings

Internal retrofit of insulation is more difficult than external application. There are various methods- but each should be modelled to check for condensation

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.)

We all know insulation is important to having a comfortable and energy-efficient home. Check out these tips for adding insulation!

Icynene is now offering a low-density polyurethane foam insulation with a slightly higher R-value, which the company says will help builders meet stricter energy code requirements. The product is called Icynene Classic Plus. The manufacturer says that the two-part spray foam insulation has an R-value of 4 per inch, compared to R-3.7 per inch for its Classic and Classic Max open-cell foam products.

External