2 Pack 311i Max Replacement Filter For Blue Pure 311i Max Air Purifier - Ture Hepa Filter Compare To Blue Pure f3-Max (Not For 311 Auto & 311i+ Max)

The lowest price we've tracked for 2 Pack 311i Max Replacement Filter For Blue Pure 311i Max Air Purifier - Ture Hepa Filter Compare To Blue Pure f3-Max (Not For 311 Auto & 311i+ Max) in the last 90 days is $35.97 (Aug 8, 2026).

Today's price of $35.97 matches that 90-day low, the best price we've seen.

We've recorded 1 price drop across 3 price checks since Aug 8, 2026; the average price over that period is $37.83.