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NaturalAire 22555.251204
This 4 x 12 in vent filter can easily be cut to fit floor registers. The filter prevents dust and airborne particles from entering the ductwork in your house, where they can damage your HVAC equipment and/or recirculate through your house.
| Filter Media | : | Synthetic |
| Frame Material | : | Cardboard |
| Length | : | 12 in |
| MERV Rating | : | 4 |
| Thickness | : | 1/4 in |
| Width | : | 4 in |
- Reduces common household dust and airborne particles in airflow
- MERV 4 rating for efficient removal of dust, lint and pollen
- Easy to install and lasts up to 90 days