Scott's 270g aka Project Mayhem

[Scythanith]

Originally Posted by sphelps

Are you sure? I have drywall around both our fireplaces. It's non combustible, perfectly acceptable by code.

Nope, I am not sure. The fireplace manufacturer's instructions state where the non-combustible zone is and then gave an example of an acceptable material which was cement fibre board. I will give the city a call and ask them if fire rated gypsum is ok.