Aerostar 18x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 17 3/4"x19 3/4"x3/4")
Brand: Aerostar
Color: MERV 11
Categories: Tools & Home Improvement, Building Supplies, HVAC, Furnace Parts & Accessories, Furnace Filters


Nominal size: 18x20x1; Actual size: 17 3/4"x19 3/4"x3/4"; This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7.
Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke
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

Brand: Aerostar
Material: pleated
MERV Rating: 11
Compatible Devices: Air Conditioner, Furnace
Product Dimensions: 17.75 x 19.75 x 0.75 inches; 2.55 Pounds
Item model number: 18x20x1 MERV 11
Date First Available: December 4, 2019
Manufacturer: Filtration Group
Country of Origin: USA