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Best Filtrete 18x 24 X 1 Air FiltersFrom leading brands and best sellers available on the web.
#2
Simply Filters 18x24x1 MERV 8, MPR 600, Air Filter (4 Pack) - Actual Size: 17.75"x23.75"x0.75" HVAC, AC Furnace Air Filter
Simply
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#3
Filtrete 18x24x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED Asthma & Allergy Friendly, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 17.81x23.81x0.78 in)
Filtrete
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#4
Filtrete 18x24x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED Asthma & Allergy Friendly, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 17.81 x 23.81 x 0.78 in)
Filtrete
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#5
Filtrete 18x24x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 17.81x23.81x0.78 in)
Filtrete
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