Improve your home air quality with this BestAir MERV 11 pleated furnace filter. The electrostatically charged synthetic media captures up to 95% of airborne particles down to 10 microns, including pollen, dust mites, pet dander, mold spores, and smoke particles.

• MERV 11 rated filtration
• Electrostatically charged synthetic pleated media
• Captures pollen, dust, pet dander, mold spores, and smoke
• Pleated design for maximum filter surface area
• Low airflow resistance
• Nominal size: 20" x 20" x 1"
• Replace every 3 months for optimal performance

Tip: Check your filter monthly during peak heating and cooling seasons. Replace sooner if you have pets or allergy concerns.