Garage Grounds Interior Garage Walls November 26, 2016January 16, 2018 Marty Salcedo 5/8 inch drywall, caulking, drywall, exposed framing, fire barrier, one hour, paneling There are not many requirements for the inside of a garage. Not by code anyway. Many modern folks almost demand… This content is for Yearly Subscription, Gifted Membership, and Affiliate Membership Level (Code Required) members only.Log In Register