Filtrete 20x20x4 Micro Allergen Defense Deep Pleat air filter
Filtrete 20x20x4 air filter with 3-in-1 filtration tech to trap particles while promoting airflow. Customers note good quality and notable dust reduction in furnaces
Highlights
- exclusive Filtrete 3-in-1 tech
- captures particles like lint and pollen
- deep-pleat design for higher efficiency
Pros
- 3-in-1 filtration technology
- Good quality perceived by customers
- Effective dust and pollutant reduction
- Fits furnaces and HVAC systems
Cons
- Some sizes reported as too large for slots
Best For
Features
- Filtrete 3-in-1 technology traps particles while airflow remains clean
- MPR 1000 equivalent rating corresponds to MERV 11 filtration
- Designed for 20x20x4, actual 19.88 x 19.88 x 4.31 inches, 2-pack
- Pleated filter with deep design for home furnace or HVAC use
- Captures lint, pollen, dust, pet dander, smoke and smog
