Drywall over plywood (and insulation)?

In my porch-to-room conversion, the house side, of course, has plywood under the original siding, and fiberglass in the cavity. All the siding has been removed, and part of the… In my porch-to-room conversion, the house side, of course, has plywood under the original siding, and fiberglass in the cavity. All the siding has been removed, and part of the…Read MoreGreenBuildingAdvisor