19.5x21x4 MERV 6 Pleated Air Filter

- 19.5x21x4 MERV 6 filters made and manufactured by FilterBuy
- Actual Size 19.5x21x4"
- Basic pleat that filters pollen, mold, and dust.
- Basic residential use.
- Designed to last 90 days. Replace regularly for optimum performance.
- Free shipping on all orders!