Water filters provide cleaner, great tasting water for drinking fountains, water coolers and bottle fillers. All of our filters are made with activated carbon to improve taste and odor. Many also reduce contaminants such as lead. Elkay"™s filters are easy to connect and are self-contained replaceable cartridges, limiting exposure to contaminated media.•Replacement filter for models with WaterSentry VII filtration system (Coolers + Fountains).•Filter should be replaced every 1,500 gallons or 1 year after installation. Please note, some Elkay filters will ship with a clear cap, instead of a red cap. While colors of filter caps may vary based on inventory levels, there is no effect on filter performance.•Designed to reduce lead, particles, and chlorine. Also reduces odors and discoloration from incoming water.•Filter is certified to NSF 42 and 53 for lead, particulate class 1, chlorine, taste, and odor reduction.