Filter King 20x20x1 Air Filter MERV 8， AC Furnace Filters (12-Pack)，

4.7 out of 5 stars (158 ratings), 1K+ bought in past month

$39.70~~$69.96~~43% off

Price as of Nov 10, 10:07 AM UTC

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Filter King 20x20x1 Air Filter MERV 8， AC Furnace Filters (12-Pack)， is $39.70 at Amazon, 43% off the usual $69.96. Listed as of Nov 10, 10:07 AM UTC.

Prices and availability are accurate as of the time shown and can change. The price and availability shown on Amazon at the time of purchase apply.