25x25x1 (24_1/2x24_1/2) Nordic Pure Tru Mini Pleat MERV 11 Air Filters 4 Pack

Nominal Size: 25 x 25 x 1, Actual Size: 24 1/2 x 24 1/2 x 3/4 (24.5 x 24.5 x 0.75) Ultimate allergen and airborne particle reduction Great for Residential and Commercial HVAC units More surface area than standard pleats so it lasts longer. Made in the USA: Proudly manufactured in the USA, ensuring quality and supporting local production. Provides advanced particle capture without compromising airflow, boosting your HVAC system’s efficiency and air quality.