20x24x4 Furnace AC Filter MERV 11 Allergy 6-Pack

Key features

• SUPERIOR MERV 11 FILTRATION: Upgrade your home air quality with our 20x24x4 MERV 11 filters. Captures 85% of particles, including dust, lint, pollen, and pet dander, outperforming basic fiberglass.
• SUPERIOR AIRFLOW & EFFICIENCY: Our pleated design provides a larger surface area to capture more contaminants without restricted airflow, helping your HVAC system run efficiently and lowering energy costs.
• HEAVY-DUTY USA CONSTRUCTION: Proudly 100% Made in the USA using moisture-resistant double-wall beverage board frames. These rigid filters withstand temperatures up to 180°F for reliable performance.
• 20x24x4 UNIVERSAL AIR CONDITIONER: For best results replace your 6-Pack AIRx Filter every 60-90 days, those with pets, allergies, asthma, or run your HVAC system frequently should replace their AIRx Filter every 30-60 days.
• PRECISE FIT GUARANTEED: Nominal size 20x24x4 with an actual size of 19.50 x 23.50 x 3.75 inches. Designed for a seamless fit in most residential furnace and air conditioner systems. Compatible with MPR 1000, 1085, 1200, and FPR 7 models.

Free shipping included. 30-day hassle-free returns.