Use a humidity gauge to check the levels in your home ... Glue-coated Shims: If there are low spots, inserting wood shims coated in carpenter’s glue can level the plywood and reduce movement. It’s ...

It only takes a few minutes to kill any lingering germs (use a bleach-based cleaner) — just be careful not to get any on wood doors or trim, because it could affect the finish ... To hang more shelves ...