Resideo by HoneyWell FC100A1052 MERV Media Air Filter - 20x12.5 11

The Resideo by Honeywell FC100A1052 is a high-efficiency MERV 11 media air filter designed to provide superior air filtration for residential HVAC systems. Measuring 20 inches by 12.5 inches, this replacement filter captures airborne particles including dust, pollen, pet dander, mold spores, and other allergens to improve indoor air quality.

Key Features:

• MERV 11 filtration rating effectively captures particles as small as 1.0 micron
• Deep-pleated media design maximizes surface area for enhanced filtration and longer service life
• Compatible with Honeywell F100 and F200 whole-house air cleaner cabinets
• Replaces OEM part number 203722 for easy cross-referencing
• Nominal dimensions: 20" x 12.5" x 5" (approximate depth)
• Recommended replacement every 6-12 months depending on usage and air quality

This genuine Resideo replacement filter maintains optimal airflow while providing reliable filtration performance. The accordion-style pleated media construction ensures consistent air quality protection throughout the filter's service life, making it an ideal choice for homeowners seeking to maintain healthier indoor environments.