Attic, wall, and basement insulation guides — materials, costs, and what actually makes a difference in cold-climate homes.
4 articles
Pre-1970's Maine homes were built with little or no insulation. They also benefit the most from weatherization because the gap between current and improved performance is enormous.
Portland's housing stock is old, and older homes lose heat in predictable ways. Here is where to start if you own a pre-1960's home in Greater Portland.
South Portland's post-war ranches and capes lose heat in predictable ways. Here is how insulation and cold-climate heat pumps work together to fix them.
Portland's older homes present unique insulation challenges. Learn what to look for in an insulation contractor and why cellulose works for New England housing stock.