Pest-proofing attics prevents unwanted guests nesting out-of-sight! Seal cracks using caulk while installing screens

https://files.fm/u/7kaas5bj29#design

Pest-proofing attics prevents unwanted guests nesting out-of-sight! Seal cracks using caulk while installing screens over vents allowing airflow yet blocking entry pathways small mammals might try exploiting easily accessing spaces undetected!