Simply 12x20x1 Air Filter – MERV 8, MPR 600, 4 Pack (11.75x19.75x0.75)

Cleaner air starts with Simply 12x20x1 Air Filter

Introducing Simply Filters’ 12" x 20" x 1" air filter, built to fit a wide range of HVAC systems. With an actual size of 11.75" x 19.75" x 0.75", these filters are designed for universal compatibility across residential and commercial equipment. This four-pack format helps you keep multiple units ready for quick replacements, reducing downtime and maintenance reminders in homes, offices, classrooms, and other spaces.

Our pleated filtration technology uses a higher pleat count to expand the surface area air passes through. The result is improved capture coverage without compromising airflow, supporting smooth operation for your heating and cooling setup. The filter targets common indoor irritants, including dust, pet dander, lint, and pollen, helping maintain a fresher, more comfortable environment as air circulates.

Key benefits that matter

• Universally compatible: designed to fit most brands and HVAC configurations for easier replacements.
• Enhanced filtration: higher pleat density provides more coverage and efficient airflow.
• Broad particle capture: helps reduce common indoor irritants like dust, pet dander, and pollen.
• Long-lasting performance: up to 3 months between replacements in typical environments.
• Made in the USA: crafted with 100% American components, supporting local manufacturing and quality control.

Installation is straightforward: slide the filter into the slot or align with the airflow arrows for return grilles. The product arrives in heat-sealed shrink wrap to stay clean during transit and storage. Consider subscribing for auto-deliveries to simplify routine replacements and maintain steady air quality.

Designed for real-world use, these filters are suitable for homes, offices, schools, and other commercial spaces where steady airflow and cleaner air matter. While results depend on your equipment and environment, many users notice a perceptible improvement in air quality and HVAC efficiency over time. The four-pack format helps you stock up and stay prepared without frequent shopping trips.

Made in the USA

Every filter is manufactured in the United States using 100% American components, with recycling considerations where feasible. This commitment to domestic production favors consistent quality and reliable filtration across a variety of installations. The packaging is designed to protect the filters from dust and damage, ensuring you receive ready-to-install units.