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Filter King 13x21x1 Air Filter MERV 8， AC Furnace Filters (6-Pack) - (size: 13x21x1)，

Filter King 13x21x1 Air Filter MERV 8， AC Furnace Filters (6-Pack) - (size: 13x21x1)，

4.6 out of 5 stars (2,490 ratings), 50+ bought in past month

$65.39$72.6610% off

Price as of Nov 3, 10:06 AM UTC

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Filter King 13x21x1 Air Filter MERV 8， AC Furnace Filters (6-Pack) is $65.39 at Amazon, 10% off the usual $72.66. Listed as of Nov 3, 10:06 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.