True blue 114181 14" x 18" x 1" flat panel spun fiberglass disposable furnace air filter merv 2 - quantity of 12

Fiberglass air filter, 30 day filter, merv 2, effective against pollen & dust / lint, this filter reduces dust & dirt buildup in air ducts, air conditioners & furnaces, low airflow resistance, keeps equipment clean for efficient operation, easy to use, ready to use, made in usa