Aerostar Air Filter

For optimal performance and to keep your HVAC system running efficiently, you should replace this filter every 60 to 90 days. If you have pets or live in a particularly dusty environment, you may want to check it closer to the 60-day mark.

The nominal size (18 x 24 x 4 inches) is the industry-standard label used for shopping, while the actual size (17 3/8" x 23 3/8" x 3 3/4") is the precise measurement of the filter. Always measure your current filter or your HVAC slot to ensure the actual size matches your specific unit.

No, this specific model is designed to capture airborne particles like dust, mold spores, and pet dander rather than neutralize odors. If odor reduction is a priority, you would need a filter specifically rated for carbon or odor filtration.

No, this is a disposable synthetic pleated filter. It is not designed to be washed, and attempting to clean it will damage the filter media and compromise its ability to trap particles.

A MERV 8 rating is a solid, standard choice for most residential homes. It effectively balances airflow with filtration, capturing common household debris like dust and pet dander without putting excessive strain on your HVAC blower motor.