What MERV Rating Do You Really Need To Filter Wildfire Smoke Effectively?
When wildfire smoke shows up, most advice online jumps straight to “buy the highest MERV you can.” In the field at ThermixHVAC.com, we’ve seen that approach backfire—homeowners install a super-dense filter, airflow drops, the system runs longer, and the house still smells smoky because smoke doesn’t behave like “regular dust.” This page gives you the … Read more