Your HVAC filter is the cheapest thing you can buy to improve indoor air quality and protect your system. Higher MERV ratings trap more particles but restrict airflow - the sweet spot for most homes is MERV 11-13.
Our Top Picks
Filtrete
Filtrete 20x20x1 MPR 1500 Air Filter
Filtrete's MPR 1500 is the best all-around HVAC filter for most homes. Captures dust, pollen, pet dander, and bacteria while maintaining adequate airflow. The most popular filter on Amazon for good reason.
Pros
- MPR 1500 (equivalent MERV 12)
- 3-in-1 technology captures allergens
- Available in all standard sizes
- Good airflow vs filtration balance
Cons
- Change every 60-90 days (not 3 months as labeled in heavy-use homes)
Nordic Pure
Nordic Pure MERV 12 Pleated Air Filter
Nordic Pure makes excellent MERV 12 filters at consistently lower prices than Filtrete. American-made, deep-pleated for longer service life. The best MERV 12 value for allergy sufferers.
Pros
- True MERV 12 rating
- American-made in Nevada
- Deep pleats for longer life
- Good for allergy sufferers
Cons
- Less name recognition than Filtrete
- Slightly more restrictive