KOHLER K-22156 Aquifer Reverse osmosis (RO) replacement membrane
Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverse osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine, and pharmaceuticals in your cold water. This reverse osmosis membrane reduces arsenic, fluoride, lead, TDS, bacteria, virus, and more as part of the Aquifer reverse osmosis four-stage filtration system.
- Reduces arsenic, fluoride, lead, TDS, bacteria, virus and more in drinking water
- Filter head automatically turns off the water supply when cartridge is removed
- Replacing RO membrane every 12 months keeps filtration system performing effectively
- Includes one high-recovery reverse osmosis (RO) membrane
Additional Resources:
Spec Sheet
Installation Instructions
Parts Sheet
Product Information
Product Information
Shipping & Returns
Shipping & Returns

KOHLER K-22156 Aquifer Reverse osmosis (RO) replacement membrane
KOHLER K-22156 Aquifer Reverse osmosis (RO) replacement membrane
Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverse osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine, and pharmaceuticals in your cold water. This reverse osmosis membrane reduces arsenic, fluoride, lead, TDS, bacteria, virus, and more as part of the Aquifer reverse osmosis four-stage filtration system.
- Reduces arsenic, fluoride, lead, TDS, bacteria, virus and more in drinking water
- Filter head automatically turns off the water supply when cartridge is removed
- Replacing RO membrane every 12 months keeps filtration system performing effectively
- Includes one high-recovery reverse osmosis (RO) membrane
Additional Resources:
Spec Sheet
Installation Instructions
Parts Sheet
Original: $221.00
-70%$221.00
$66.30Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverse osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine, and pharmaceuticals in your cold water. This reverse osmosis membrane reduces arsenic, fluoride, lead, TDS, bacteria, virus, and more as part of the Aquifer reverse osmosis four-stage filtration system.
- Reduces arsenic, fluoride, lead, TDS, bacteria, virus and more in drinking water
- Filter head automatically turns off the water supply when cartridge is removed
- Replacing RO membrane every 12 months keeps filtration system performing effectively
- Includes one high-recovery reverse osmosis (RO) membrane
Additional Resources:
Spec Sheet
Installation Instructions
Parts Sheet












