Reduces sediments such as sand, silt, dirt and rust. Significantly reduces household plastic waste when compared to regular bottled water consumption Constructed of quality polyester to ensure high efficiency and durability. Our sediment Pleated Polyester filter cartridges are constructed of high quality polyester, designed to provide consistent flow rates and high dirt holding capacity. Sediments such as dirt, rust and silt are collected by the filter, allowing the treated water to flow.