A.O. Smith AO-FF Fridge/Freezer Water Filter

The A.O. Smith’s AO-FF Drinking Water Purifier filters water from your refrigerator/freezer. It reduces up to 99% of 77 harmful contaminants such as chlorine, chloramine, lead, mercury, BPA, PFOA/PFOS, sediment and cysts which causes to the reduction of turbidity and increase in water quality. The water goes through four filtration methods but nothing is added to your water during the filtration process. It is suitable for households with 3 people.


Filtration Methods:

Filtration Method 1:

Activated Carbon

Filtration Method 2:

Catalytic Carbon

Filtration Method 3:

Ion Exchange

Filtration Method 4:

Mechanical Filtration



  • Filters contaminants that you can see, smell and taste, and those you can’t
  • NSF Certified to standards 42, 53, 401 and 473.
  • Can filter up to 200 galloons of water or 6 months
  • Easy installation
  • 1-year warranty




8.75 in.


4 in.


3 in.

Filter Life:

6 months

Flow Rate:

0.5 (Gallons per minute)

Min. Feed Temp:

40° Fahrenheit

Max. Feed Temp:

90° Fahrenheit

Product Weight:

2 lbs.