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18x18x1 Filtrete Clean Living Comparable Air Filter MERV 8 - 6PK
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Amazon.com: Air Filter 18x18x1, TRIGHTFILTERS MERV 8 Pleated HVAC AC Furnace Filters, 6-Pack Furnace Air Filter for Vent, Air Conditioner, Cleaner Machine, MPR 600 : Tools & Home Improvement
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18x18x1 MERV 13 Pleated Air Filter - FilterBuy.com
