Photo 1 of 2 Pack X8788 MERV 16 Air Filter 20" x 26" x 5" Compatible with Lennox X8788,x8788 replacement filter,Replacement for PCO20-28 PureAir Cleaner 2 PC

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Photo 1 of 2 Pack X8788 MERV 16 Air Filter 20" x 26" x 5" Compatible with Lennox X8788,x8788 replacement filter,Replacement for PCO20-28 PureAir Cleaner 2 PCPhoto 2 of 2 Pack X8788 MERV 16 Air Filter 20" x 26" x 5" Compatible with Lennox X8788,x8788 replacement filter,Replacement for PCO20-28 PureAir Cleaner 2 PCPhoto 3 of 2 Pack X8788 MERV 16 Air Filter 20" x 26" x 5" Compatible with Lennox X8788,x8788 replacement filter,Replacement for PCO20-28 PureAir Cleaner 2 PC