Aerostar 20x25x4 MERV 11 Pleated Replacement Filter
Aerostar MERV 11 pleated air filter for furnaces with nominal 20x25x4 and actual 20"x24 3/4"x4 3/8". Customers report high quality and good value, with some noting effective air quality improvements
Highlights
- MERV 11 filtration
- compatible with Honeywell F-series
- actual size closely matches nominal size
Pros
- high quality construction
- good value
- effective air quality
Cons
- fit may vary for some units
- some report installation difficulties
- some found construction not up to expectations
Best For
Features
- Actual size 20" x 24 3/4" x 4 3/8" for compatible installations
- MERV 11 filtration efficiency suitable for residential HVAC systems
- Replaces Honeywell part numbers including FC100A1037 and F25
- Pleated design provides enhanced dust capture and airflow
- One-pack replacement air filter with standard nominal size 20x25x4