Filter-Monster True HEPA Replacement Compatible with Alen FF50-VOC Air Filter for Allergies, Dust & Smoke, Chemicals and VOCs

Filter-Monster branded replacement filters compatible with Whirlpool Mini Tower Air Purifier includes one (1) true HEPA filter and four (4) carbon pre-filters  Extend your air purifier warranty one year when you use a Filter-Monster branded replacement filter. Read more in Extended Guarantee Tab below. True HEPA filtration removes up to 99.97% of airborne particles as small as 0.3 microns in size including smoke, dust, pollen, pet dander, mold spores and dust mite debris Carbon pre-filters reduce household odors and capture large particles before reaching HEPA filter, extending life of HEPA filter Replacement HEPA filter that is compatible for Whirlpool Air Purifiers Models APT40010R, APMT2001M HEPA filter replaces Whirlpool 1183900, Pre-filter replaces Whirlpool 817100 Recommended to replace HEPA filter every twelve (12) months and pre-filter every three (3) months, or more often in harsh environments, for maximum efficiency What You Get: One (1) HEPA replacement filters Four (4) replacement pre-filters [TABS] Reviews Fits Whirlpool Air Purifier Models: APMT2001, APMT2001M, APMT20010M Filter-Monster Extended Guarantee We trust our products so much that when you use a Filter-Monster branded filter in your air purifier, we offer a 1-year extended warranty on your air purifier. No forms to fill out, no registration process. All you have to do is use our filters. That's right - we've got you covered even after the manufacturer's warranty expires! Some limitations apply. Read full warranty here. [/TABS]