ZHONG MERV 20x25x4 Air Filter MERV 13 Compatible with 213 Replacement Model 1210 1620 2120, 2200 2210 HCC20-28 PCO3-20-16 HVAC AC Furnace MPR 1900 FPR 10 2-Pack

1.[Versatile Compatibility]: The 213 air filter is compatible with two types of systems: (1)After installing the included frame, it fits Air Purifier Models: 1210, 1620, 2120, 2200, 2210, 2216, 3210, 4200, and 2200 with Upgrade Kit 1213;Actual size: 20-21（adjustable） x 25.4 x 3.8 (inches).(2) Standard HVAC use – Nominal size: 20H x 25W x 4D (inches); Actual size: 20-21（adjustable）H x 25.4W x 3.8D (inches) 2.[2-Pack Value Set]: Includes pack-2 210 replacement filters for extended use and cost savings. Designed for durability, each filter supports long-lasting performance while maintaining strong airflow and cleaner indoor 3.[Premium MERV 13 Filtration]: Combining MERV 13 pleated media with aluminum mesh support, the filter captures fine airborne particles while maintaining strong airflow, creating fresher, healthier indoor air 4.[Quick & Easy Installation]: Each filter can be replaced in just 1–2 minutes without tools. Clear step-by-step instructions are included, making routine maintenance simple for homeowners, renters, or office staff 5.[Long-Lasting Performance]: Constructed with higher-density media than the original, this filter offers greater dust-holding capacity for extended service life. Under normal use, it can last up to 1 year. For best results, check every 6 months and replace if airflow is restricted