Filtrete Allergen Defense Air Filter - 20" X 20" X 1"

Filtrete Pollen And Pet Dander Or Allergen Defense Or Allergen Defense Extra Or Allergen Reduction Air Filter To Transform Your Central Heating And Cooling System Into A Whole-home Air Filtration Operation. This No-nonsense Filter Helps Capture Varying Sizes Of Particles, From The Large (lint, Pollen, Dust And Pet Dander) To The Microscopic (smoke And Smog).

Features

• Outperforms Fiberglass, Washable And Non-electrostatic 3-month Pleated 1" Home Air Filters For Your Furnace, Air Conditioner, Or HVAC System
• Exclusive Filtrete Brand 3-in-1 Technology From 3M Traps Unwanted Air Particles, Letting Cleaner Air Flow Through
• For Optimal Performance Of Your Heating And Cooling System Or HVAC System, Change Your Home Air Filter At Least Every 90 Days For 1" Filters, And At Least Every 12 Months For 4" And 5" Filters
• For Residential Use Only
• The Higher The MPR, The More Microparticles - Such As Pollen, Pet Dander, Smoke, Bacteria And Viruses - Your Filter Will Capture From The Air Passing Through It
• A Dirty Filter Will Slow Down Air Flow And Make The System Work Harder To Keep You Warm Or Cool - Wasting Energy

Specifications

• Size: 20" X 20" X 1"
• Package: 2 Pk