Getting hit with a huge utility bill is unpleasant, but it’s even worse when you know that it’s high due to heat or air conditioning loss through the doors, windows, or walls. Fitting exterior walls ...

Question: In a conversation with a builder last week, I was asked how I plan to provide a foundation that meets the minimum requirements for insulation. My initial response was “Why?”, since we’ve ...

Question: I enjoyed reading your previous article about basement mould, as it was a very timely read. I am in the process of finishing my basement. It is a newer home that I am building an hour south ...

Insulating exterior walls with new insulation in a hidden wall cavity during an upgrade is challenging. Insulating outside walls cavities with injection foam shows promise as one solution. It’s not ...

It has been a mantra of TreeHugger that where possible, it is better to build foam free. Plastic foams are sometimes made with blowing agents that have serious global warming potential; they are made ...

Q. I have a concrete block foundation that ranges from fully exposed to totally below grade. The basement area is dry, and I intend to finish the space. What method of insulation would you recommend ...

Scientists in China have designed a solar self-insulated composite exterior wall panel, integrating a solar collector panel, PV panel, and insulation board. The proposed experimental setup has ...

Q: I have an older home with a stone foundation. I would like to insulate the walls and was wondering what you would recommend. They are mostly dry but get a little damp in the spring. I do run a ...