The GE Under Sink Single Stage High Flow Water Filtration System GXK140TNN is a white plastic water filter designed for under-sink installation. It features a carbon block filtration method that can remove chlorine taste and odor contaminants. This system is compatible with GE models GXK140TNN and FQX1R, offering a single-stage filtration process for clean and fresh tasting water in your kitchen. Its high flow rate ensures efficient filtration while maintaining the convenience of an under-sink design.