Aqua-Pure AP117 Cuno Compatible GAC Water Filters Premium Carbon HDG-P117
It has a particle retention size of 5 microns, and is suitable for drinking water filtration applications. Made from NSF Certified Coconut Granular Activated Carbon (GAC), this filter removes and reduces Chlorine, taste and odor from your drinking water. It has a 2.5" outside diameter (OD), an overall length of 10", and an operating temperature range of 48 to 100 degrees F. This carbon filter meets FDA CFR 21 regulations for materials and is suitable for use in cold water dispensing applications. The Hydro Guard HDG-P117 is the #1 choice for replacing the AP-117 - same filter with the same performance at a much better price.