DIY Home Improvement Forum banner
1 - 1 of 1 Posts

·
Mold!! Let's kill it!
Joined
·
2,849 Posts
Fanfold has a very limited R value. It is mostly used as leveling board to flatten the surface before you hang your new siding, such as if you are siding over top of old beveled wood siding. House wrap is a good idea, but if you are looking for R value, then fanfold isn't the stuff to use.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top