Filtrete 20x20x4 Ultra Allergen Pleated Furnace Filter 2-Pack
Filtrete 20x20x4 pleated air filters with 3-in-1 technology to trap microscopic particles while keeping air flowing. Users note ease of installation and improved indoor air quality, with some concerns about fit and exact size
Highlights
- exclusive Filtrete 3-in-1 technology
- targets microscopic particles
- ultra allergen deep pleat design
Pros
- 3-in-1 filtration technology
- Easy to install
- Improved indoor air quality
- Effective against dust and dander
- Value in a 2-pack
Cons
- Fit may not suit all 4-inch openings
- Size may differ from 4.2 inches as advertised
- Durability concerns from some customers
Best For
Features
- Filtrete 20x20x4 4.31 in depth design with 19.88 x 19.88 in actual dimensions
- MPR 1550 / MERV 12 rating for filtration performance
- 3-in-1 Filtrete technology traps particles while allowing airflow
- Captures smoke, dust, pollen, bacteria and viruses, lint and sneeze debris
- Pleated, non-electrostatic, washable 3-month filter suitable for furnaces and HVAC systems
