Interior / Discussions

...interior because they no longer have the interior heat to keep them warm. Think about the difference between a conductor and an insulator. Concrete is a conductor, so heat moves very easily through it. Here is a quick read that explains it in greater detail - How to prevent thermal bridges and heat loss Even if a block...

...interior space, I would recommend spray foam, it has the highest per-inch R value. If you have only a 2x4 wall (which unfortunately is almost certainly the case), It would be very wise to sacrifice some interior space to accommodate thicker insulation. Spray foam provides the insulation, vapour barrier as well as an ai...