Our 3M™ Aqua-Pure™ Whole House Sanitary Quick Change Replacement Filter Cartridge AP917HD-S filter reduces sediment and chlorine taste & odor along with providing scale inhibition at a flow rate of up to 10 GPM to meet the needs of larger homes with at least 2.5 bathrooms. We designed the filter to incorporate scale inhibition media to help prevent scale build-up in water-using appliances and piping. Our scale inhibition feature uses polyphosphates in minute quantities to bind calcium and magnesium hardness minerals, preventing them from precipitating out and building up on metallic surface. Our innovative Sanitary Quick Change (SQC) design, allows for fast and easy cartridge change-outs without having to contact the filter media or the need for a filter wrench. Our Sanitary Quick Change (SQC) is one of the industry's most advanced whole house water filtration system features for this application and also minimizes contact with the filter media. Features include Filter cartridge is o-ring seal type Maximum flow rate is up to 20 gpm/75.7 lpm* AP917HD-S Filter Cartridge incorporates carbon block filtration with a non-woven pleat media plus scale inhibition Cartridges are sanitary in design, requiring no contact with the filter media during cartridge change-out   A Track Record of Success 3M, a household brand name, is a known leader in filtration technology and recognized for innovation, trust and quality around the world and 3M branded water filtration products have been addressing water quality issues for over 50 years. 3M products offer a wide range of solutions designed to address many types of water quality concerns. Third-party certifications, such as NSF and WQA, are a quality advantage we strive to provide on many 3M water quality improvement solution. Water: Nothing’s Closer to Home Having clean and clear drinking water in your home is as pleasurable as it is reassuring to know that you're giving your family the best. With a water filtration system from 3M Purification, you can provide filtered drinking water for every member of your family. From whole home water filtration to drinking water systems, look to 3M Purification to help you find the right solution. Our Global History of Innovation For more than a century, 3M has applied innovation and technology to improving our customers’ lives and supporting their business goals. Today the company, from its headquarters in St. Paul, Minnesota, serves industrial and commercial customers and consumers in nearly 200 countries. The 3M brand, across thousands of products, represents consistency, superior quality, and value. Our success begins with our culture of creative collaboration that inspires a never ending stream of powerful technologies and product solutions that make life better. We have an ability to apply our technologies – often in combination – to an endless array of real-world customer needs. Of course, all of this made possible by the people of 3M, and their singular commitment to make life easier and better for people around the world. 3M is committed to providing innovative, cost-effective products that help protect people, equipment, and our environment. 3M Purification Inc. (formerly CUNO Incorporated), provides filtration and separation solutions for residential, food service, science labs, industrial, marine, and other applications. *As tested by manufacturer’s laboratory.