Beat August heat in Chatsworth by tightening the thermal boundary: seal can lights, insulate hatches

https://storage.googleapis.com/home-fix-hub/chatsworth/attic-insulation-in-chatsworth-los-angeles-county-2026.html

Beat August heat in Chatsworth by tightening the thermal boundary: seal can lights, insulate hatches, add radiant barrier, balance ventilation, and fix duct leaks to keep ceilings cool and bedrooms comfortable.