Hmost &reg; Household Kitchen Home Activated Carbon Faucet Water Filter Purifier for Drinking Save Water (1) Non-woven filter out the iron slag and visible impurities , ammonia coconut activated carbon can reduce water alkaline substance of the water,Siliceous ion natural stone can remove residual chlorine , some other heavy metal impurities and odors ,then it make the water more sweet and health. This product is compact, easy handling, suitable for a variety of old and new style faucet. This product achieve rapid filtration and purification layered effect through the organization of internal drainage layer Using this product may slow down and control the flow of tap water to prevent splashing water, save water.