Brio Bottleless Water Dispenser Hot & Cold in Black with Three Stage Filtration System (CL-520-POU) (Black) (3 Stage Filtration System, Dark Black) Three Stage Filtration System: 1st Stage 5-micron Sediment Filter, 2nd Stage 1-Micron Carbon Block, 3rd Stage Granular Activated Coconut Carbon Filter. 2500 Gallon Useful Life Expectancy on Each Carbon Filter, 1500 Gallon Useful Life Expectancy on Sediment Filter, Low Replacement Cost on Filter Cartridges. SUPERIOR QUALITY 10 YEAR WARRANTY. Brio Water Dispenser has Stainless Steel Interior, Reservoir, Hot Tank, Frame, Shelves, Bottom, Water Lines, are All Stainless Steel, unlike other brands that are made of zinc, to Preserve and Protect Delicious Taste and Longevity of Dispenser. Transparent Sediment Filter Housing So You Can See When It's Time to Change the Filter Without Having to Guess or Open to Look. Durable Long Lasting Scratch Resistant Polycarbonate Cabinet, Easy to Keep Clean, with Removable Dishwasher Safe Drip-Tray.