Universal Fit. Suitable for most 10"x2.5’’ under Sink RO filter including Aqua Care, Aqua Life, Aqua Pro, Aqua Gree, Aquaboon, Purenex, APEC, FS-TFC and other. Advanced Combination. 1 x multiple-layer Sediment Filter(PP); 1 x Active Granular Coconut Carbon Filter(GAC); 1 x Active Coconut Carbon Block Filters (CTO). Fast Flow Design. Applying 3 layers sediment filter for higher 1st Stage filtration effect. Take advantage of both CTO and GAC filters in different stages to achieve both good purification and high flowrate. Safe and Clean Water. This pre-filter set can remove dust, particles, and rust effectively and reduce 99% chlorine, taste & odour. This filter set provides healthy drinking water to your family and extends the lifetime of the RO system. High Capacity. Applying high-density carbon which can filter up to 4500-5000 gallons. Replace 2 - 3 times a year, depending on the water quality and usage.