Amazon: Filtrete 4-Pack Allergen Defense Air Filters Only $34.98 Shipped After Rebate (Regularly $80)
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Hop on over to Amazon and snag this 4-Pack of Filtrete MPR 1000 Micro Allergen Furnace Air Filters 20x25x4 for just $39.98 shipped (regularly $82+) – that makes each filter just $9.99! Even sweeter, submit for this $5 Mail in Rebate when you buy one 4″ or 5″ Filtrete Filter with an MPR of 1000 or greater (expires 12/31/18) bring the final cost down to just $34.98 shipped! Note that a multi-pack is considered a single unit for purposes of rebate eligibility. These filters will turn your central heating and cooling system into a whole house air cleaner. Each filter features electro-static technology and can reduce airborne allergens such as household dust, lint, dust-mite debris, mold spores, pollen, pet dander, and smog.