The Great Value Water Filtration Tank Replacement Filter is a white plastic filter with a capacity of 211 gallons. It is designed for Aqua Optima and GVWF brand filters, specifically compatible with the Aqua Optima Evolve model. This 8-stages filter utilizes carbon/charcoal filtration to remove chlorine taste and odor, making it suitable for both commercial and household use. With a manufacturer warranty of 6 months, this filter is a practical and efficient choice for clean and refreshing water.