Cut thin strips of wood (shims) to fit snugly into any gaps identified. Apply a small amount of wood glue to the shim and tap it gently into the gap with a hammer until it's secure. Trim any excess shim material flush with the surface.
Step 4 · Shim Gaps
Cut thin strips of wood (shims) to fit snugly into any gaps identified. Apply a small amount of wood glue to the shim and tap it gently into the gap with a hammer until it's secure. Trim any excess shim material flush with the surface.
