The iSpring FC25B Whole House Water Filter is a high-quality water purification system designed for use in homes. With its CTO Carbon filter, this system effectively removes impurities and contaminants from your water, providing clean and safe drinking water for you and your family. The sleek gray design and durable construction make it a stylish and reliable addition to your kitchen or utility room. The pack of 1 filter ensures that you have a steady supply of clean water for an extended period of time.