Countertop faucet water filter CTF-01 is simple to install and connects easily to most standard kitchen tap faucets. Five-stage filtration system can effectively reduce contaminants commonly found in tap water such as colloid, sediment, chlorine. Adds minerals such as calcium, magnesium and potassium that benefits your health. The system provides 1.6 GPM high stable water flow. The service life can last up to 12 months or 8,000 Gal. The countertop faucet water filter system is made of 304 food-grade stainless steel with sleek brushed appearance, smudge-free and BPA-free guaranteed.