Aerostar Air Filter

The nominal size (20 x 20 x 2 inches) is the industry-standard label used for shopping, while the actual size (19.5 x 19.5 x 1.75 inches) is the precise measurement of the filter frame. Always check your current filter's dimensions or your HVAC unit's slot to ensure the actual size fits your specific housing.

These filters are designed to last between 60 and 90 days. We recommend checking them at the 60-day mark, especially if you have pets or live in a dusty environment, to ensure your HVAC system continues to run efficiently.

A MERV 8 rating indicates that this filter is effective at capturing common airborne particles like dust, pollen, and bacteria ranging from 3 to 10 microns. It offers a balanced level of filtration that improves indoor air quality without placing excessive strain on your HVAC blower motor.

No, the pleated design is specifically engineered to increase the surface area of the filter media. This allows for effective particle capture while maintaining consistent airflow, which helps your heating and cooling system operate as intended.

Yes, these are compatible with most standard residential and office HVAC systems, including furnaces and central air conditioning units. As long as your system requires a 20 x 20 x 2 inch filter, this product will work for both heating and cooling cycles.