Is it a good or bad idea to spray foam directly on the interior of shiplap siding?
...siding. When you are insulating the exterior walls of a home to improve energy efficiency, you have to make sure walls can dry. Applying spray foam directly to the back siding of your cladding doesn’t sound like a good idea to me, but I’d need a few more details. And first check out this page to see how we install sidi...