Filterbuy 21x22x1 Air Filter, MERV 11, 3-Pack
Electrostatic pleated air filters with MERV 11 for furnace or AC. Captures dust and allergens while maintaining airflow. Customers note high quality and effective dust trapping
Highlights
- MERV 11 performance
- 21x22x1 universal size
- 3-pack with USA-made quality
Pros
- MERV 11 filtration
- Universal compatibility (21x22x1)
- Electrostatic pleated design
- High customer satisfaction on quality
- Includes 3-pack
Cons
- Actual size may differ from expected
- Some sizing concerns from customers
Best For
Features
- Fits 21x22x1 replacement filters for furnaces, air conditioners, or heat pumps
- MERV 11 synthetic media captures dust and allergens with 95% filtration efficiency
- Electrostatically charged with 14 pleats per foot for longer-lasting filtration
- Durable beverage board frame with dual wire backing resists extreme temperatures
- Made in the USA using recyclable materials for indoor air quality
