In this episode of Let's Renovate a Bathroom, Zach Dettmore guides DIYers through the essential steps of closing up walls during a bathroom remodel. He explains how to install insulation to prevent frost in cold climates, choose the right drywall for easy finishing, and use Schluter Systems innovative tile backer boards for a lightweight, waterproof solution. Whether you're cutting drywall for tight spaces or precisely installing tile substrates, Zach’s tips and tricks will help you achieve professional results using simple tools. Don’t miss this hands-on guide to one of the most critical phases of a bathroom renovation!