Top 10 Best Purolator F312

Nominal Size 16 x 25 x 1, Actual Size 15 12 x 24 12 x 34 15.5 x 24.5 x 0.75. Attracts indoor pollen and other airborne particles. Pleated electrostatic filter material. Nordic Pure recommends changing 1 air filters every 30-90 days. Made in the USA.

Nominal size 16x25x1 Actual size 15 34x 24 34 x 34 This MERV 8 filter is comparable with MPR 600 FPR 5.. Designed to filter microscopic particles such as lint, dust mites, spores, and pollen. 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. 100 synthetic electrostatic media for high efficiency with low 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.

20x25x2 replacement air filters for your furnace, air conditioner, or HVAC system actual size 19.50 x 24.50 x 1.75 inches. MERV 8 synthetic media comparable with MPR 600 FPR 5 protects homes from dust, pollen, and more by trapping 90 of airborne particles without impacting air flow. High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs. All components are manufactured within the United States and designed with recyclable materials.