HW800 AlkaPro Tankless RO
Tankless under-sink reverse osmosis with a built-in alkaline remineralization stage — on-demand drinking and cooking water without a bulky storage tank.
Kitchen reverse osmosis
Reverse osmosis drinking water systems
Under-sink reverse osmosis for the water you drink and cook with. Pair it with a whole-home system, or use it on its own when drinking water is the priority.
Two kitchen RO options
Tankless on-demand or classic tank storage — both are reverse osmosis for drinking and cooking.
5-Stage Tank RO
Proven under-sink reverse osmosis with a storage tank and five filtration stages — a standard drinking-water option.
Need whole-home treatment as well?
Browse point-of-entry softeners and filtration, or the Complete Home package that includes kitchen RO.