I prefer to use wooden boxes because it helps the kits stay warmer during the winter. Plywood is tricky to clean, but so far all I've needed to do to sanitize it is spray the whole thing with diluted vinegar and scrub it.
~THE MEASUREMENTS OF THE NESTBOX WE BUILT ARE:
~WHAT YOU'LL NEED:
- Ruler or tape measure
- Pen or pencil
- Power saw
- Wood file
- Wood glue
~ STEP ONE ~ Buy a sheet of wood, plywood is your best bet. AVOID ceder and pine wood at all costs!