20x20x5 AMP-11: Standard MERV 11 direct replacement filter
- Filter frame designed with dual pull tabs for easy removal
- High efficiency electrostatic, polypropylene filter media
- 12 pleats per foot
- 2 piece frame construction
- 24pt wet strength paperboard
- Low pressure drop
- High dust holding capacity
- AMP-11: Standard MERV 11 direct replacement filter
