About This FILTRATION CARTRIDGE SET: When used in a 3-Stage Whole-House Water Filter System, our sediment, carbon, and heavy-metals filter cartridge set helps to remove sediment, chemical contaminants, up to 99% of water-soluble lead, mercury, nickel, chromium, and other dissolved heavy metals in water. PROTECT YOUR HOME PLUMBING: Keep the replacement cartridges you need for your system on hand to extend the life of your home appliances and improve the taste and purity of tap water throughout your house or business. SHOWER & SINK WATER CLEANING: Our point-of-entry water filtration system cartridges support removal of contaminants in drinking, cooking, and bathing water, including chlorine, chloramine, dirt, rust, color, unsafe metals, bad flavors, odors, and cloudiness. STAY PREPARED: Applied Membranes replacement filter packs take the guesswork out of scheduling and ordering replacement water filters. Keep your ideal filter set on hand to make your water filter system maintenance more efficient. CLEAN WATER IS OUR MISSION: Applied Membranes has been bringing clean water to families nationwide for over 40 years. Our certified ISO 9001:2015 manufacturing facility is family owned and operated in San Diego County, USA. Overview Material : Carbon,Metal External Testing Certification : NSF Product Benefits : Improves water taste and purity, protects plumbing, and removes contaminants Brand : APPLIED MEMBRANES INC. Set Name : 3-Stage Whole-House Water Filter Cartridge Set