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

https://jaredpalc472.theburnward.com/how-wildfire-smoke-and-rodents-ruin-valley-attics-1

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.