Foundation repairs / Discussions

Can I use a dimpled membrane and Isorad panels for basement wall insulation?

...foundation upgrades A more reliable approach is to install the dimpled membrane against the wall, followed by a continuous layer of rigid 2-inch XPS foam boards with sealed joints. You can then build an  interior framed wall that is safely protected from moisture in the foundation and will prevent mold and rot.  This m...

Posted by David Perreault May 1, 2026 Basements improvements 1 response

What can I use to insulate the outside of my extension?

The extension was built over 40 years ago onto a stone built Edwardian house, the extension includes my kitchen, bathroom and utility room and has always been the coldest areas, I believe the extension was built using breeze block then covered with rough casting or harling, which is now starting to crack and fall off, ...

Posted by Roberta Bell Feb. 23, 2022 Wall assemblies - renovation 3 responses