HomeProduct Part Number6670 6670 Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by Sales Rank Humidifier Filters X6670 Lennox OEM Merv 11 Filter Media 16″X25″X5″ Fits X6660 HCC16-28 Genuine Lennox X6670 (2 X Pack of 2) $119.95 BUY