Description

Electrostatically charged filter Great for helping reduce airborne allergens Lasts up to 3 months! Made in the USA 12x24x1 (11.5 x 23.5) MERV 8 Furnace Filter (4 Pack) This filter is 12x24x1 and measures 11.5x23.5x1. It has a MERV 8 rating. Electrostatic charge captures airborne allergens SMALLER THAN 1 micron including fine dust, smoke, dander, mold, pet dander and dust mites. The filter also traps most large allergens including pollen and lint. It is up to 20-times more effective at capturing micro particles than ordinary fiberglass filters. Designed for uniform air flow. Lasts up to 3 months. The filter will not support the growth of bacteria, mold, mildew or fungi in normal use and is listed and rated by Underwriters Laboratories as U.L. Class 2.