• T33 activated carbon filter for post-filtration in water purifiers. • Designed to improve water taste and remove residual chlorine, organic pollutants, and odors. • Suitable for use with municipal tap water systems. • Generally recommended for replacement every 12 months, depending on local water quality. • Brand: QINGQINGQUAN, known for water purification components. • This filter is a crucial stage in multi-stage water purification systems.