Anti-scale water filter system that protects your pipes and household appliance from scale， corrosion and more - the FWDS150K patented scale inhibitor effectively sequesters calcium and magnesium， it also inhibits corrosion， particularly iron， steel， galvanized， copper and lead， by coating the surface of your pipes， the coating serves as a protective layer that makes it harder for bio-film to form， it also helps to stabilize chlorine as the chlorine will not react with the metal pipe if the coating exists

Water filtration system with top-notch quality - WSP50 spin down sediment filter is an ideal frontier water filter in whole house water filter system， protecting your entire plumbing system from sediment， rust， dirt， sand and large particles， the second stage FG25B-KS compound filter is specially designed to remove chlorine， lead， mercury， hydrogen sulfide， heavy metals， pesticides， herbicides， odors and other contaminants， this water filter has a capacity of 250，000 Gal. of water filtration

Third stage FC25B carbon block filter is made of high-quality coconut shell carbon for maximum filtration efficiency and filter life， it further reduces chlorine and harmful chemicals and improves your water taste， both water filters are tested by an independent third party to meet NSF/ANSI standards

Whole house water filter with DIY installation and maintenance - refer to the manual and our helpful YouTube videos for easy DIY installation， with 1 in. NPT inlet/outlet and 20 in. x 4.5 in. water filter cartridges， WGB32B-KDS whole home water filter system has minimum impact on water flow (up to 15 GPM) and requires minimum maintenance

Peace of mind customer service - register online to activate your 1-year manufacturer warranty and lifetime free tech support from U.S. local support team， we stand behind our products and if you encounter any problems with any of our products please reach out to us immediately， we are happy to help

Please note - this whole house water filter is installed at the main water supply line in order to treat all the water in your home， unlike an RO system， this whole house water filtration system will not reduce total dissolved solids (TDS) and instead keeps healthy minerals in your water， if you are interested in a filter that removes TDS consider our ISPRING reverse osmosis (RO) systems， the polyphosphate filter does not remove calcium and magnesium from water - it only prevents those molecules from forming scale