ZRO-4 Undercounter 4 Stage Zero Waste RO Water Filter While standard reverse osmosis systems waste 4 or more gallons per every gallon produced, the new patented "Zero Waste" reverse osmosis system wastes no water!
Doulton Undercounter Water Filter (Stainless Steel) The ceramic element is designed to trap fine particles and bacteria. Additional stages can tackle problems such as excessive heavy metals, strong odors, elevated chemical content, nitrates and even fluoride reduction.