Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x25x4-In. Acorn while the steel tube cradle

while the steel tube cradle provides added strength

hospitals and garages

Reduced area above the flute prevents the drill bit from binding while drilling-the full usable length can be utilized

waste and vent applications

Style #: 7090039

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x25x4-In. Acorn while the steel tube cradleThe Filtrete, 20" x 25" x 4", Allergen Reduction Filter, 3 Month Filter, For Housing Units Accommodating 4 " Nominal Size Filters & Is For Residential Use, Electrostatically Charged, Attracts & Captures Particles Like Pollen, Mold Spores, & Dust Mite Debris, MPR Rating 1550, Last Up To 12 Months. Actual size: 19 3 4" x 24 7 16" x 4 3 16".