How a Dirty 16×22.25×2 Air Filter Affects Energy Bills
We’ve tracked the energy impact of clogged 16×22.25×2 filters firsthand at IndoorAirHQ.com — and dirty filters consistently push monthly costs up by 5% to 15%. That lines up with Department of Energy data, but what surprised us was how quickly the spike starts. In our monitoring, restricted airflow from a neglected 16×22.25×2 filter forced noticeably … Read more