Filterbuy 21x22x1 Air Filter MERV 11 (6-Pack) Electrostatic Pleated
Electrostatic pleated furnace filters with MERV 11 for allergens and pets. Practical fit for furnace, AC, or heat pump with universal compatibility. Customer says good quality and value for money, with effective dust removal
Highlights
- MERV 11 protection
- 21x22x1 universal fit
- 6-pack value
Pros
- MERV 11 synthetic media
- Universal compatibility 21x22x1
- Electrostatic pleated design
- Includes 6-pack
- Made in USA
Cons
- Some customers report size slightly smaller than advertised
- Airflow may vary for some users
Best For
Features
- Universal 21x22x1 replacement filter for furnaces, air conditioners, or heat pumps
- MERV 11 rating with synthetic media captures 95% of dust and allergens
- Electrostatically charged, 14 pleats per foot for longer-lasting filtration
- Dual wire backing and beverage board frame improve durability in extreme temperatures
- Made in USA from recyclable materials with 100% domestic manufacturing
