Castle One-Year HVAC Furnace Filter 20x30x1
HVAC filter with multi-layer foam and a tacky center layer for dust collection. It offers high air flow and increased surface area for filtration. Mixed customer feedback on longevity and airflow performance
Highlights
- high-flow MERV 8 filtration
- patented 3-layer foam with tacky center
- extended durability up to one year
Pros
- multi-layer foam filtration
- high air flow design
- long-lasting one year
- made in USA
- dust-collecting center layer
Cons
- mixed reviews on longevity beyond 3 months
- mixed feedback on airflow effectiveness
Best For
Features
- Patented 3-layer Castle Foam with a tacky center layer for dust capture
- MERV 8 filtration removes up to 93% of dust while maintaining airflow
- 400% more surface area for dust collection with sticky-treated internal foam
- Operates for up to one year, holding significantly more dust than pleated filters
- Longer lifespan lowers replacement frequency and reduces waste
