Whirlpool Whispure Air Purifier Models: AP51030K, AP45030K, APR45130L, AP300, AP350, AP450, and AP510
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.