Why Is Your Upstairs So Hot in Summer? (And How to Fix It)

If your upstairs runs hot and the AC never catches up, the problem is usually the attic, not the air conditioner. Here is what causes it and how air sealing and insulation fix it

If your upstairs runs hot and the AC never catches up, the problem is usually the attic, not the air conditioner. Here is what causes it and how air sealing and insulation fix it