Nominal size: 16 3/8x21 1/2x1; Actual size: 16 3/8"x21 1/2"x3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months
Completely artificial electrostatic material designed for optimal efficiency while minimizing air flow resistance.
Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
Designed to filter microscopic particles such as lint, dust mites, spores, and pollen