Resideo - Honeywell Home FC100A1011 Media Air Filter

The Media Air Filter from Resideo—Honeywell Home FC100A1011—delivers reliable air cleaning for residential indoor spaces. This high-efficiency filter fits standard 20 x 20 air cleaner frames, delivering a compact 20 x 20 x 4 inch profile with a light 0.23 inch WC pressure drop at 500 FPM.

With MER value 10/11 and three efficiency stages—E1 25%, E2 62%, and E3 85%—it ramps up filtration where you need it most, while maintaining comfortable airflow and energy use.

It’s built to meet ASHRAE 52.2 and UL standards and is designed for residential indoor air cleaners, especially 20 x 20 F100 and F200 models.

• Size: 20" x 20" x 4" overall for standard residential cleaner frames.
• MER Rating: MER 10/11 for balanced filtration performance.
• Efficiencies: E1 25%, E2 62%, E3 85% capture levels.
• Pressure Drop: 0.23 in WC at 500 FPM for smooth airflow.
• Standards: ASHRAE 52.2 and UL listed for safety and reliability.
• Compatibility: Designed for 20 x 20 F100 and F200 media air cleaners.