Cleaner clearer better tasting water is a critical element to your operations. It can help protect your equipment and aid in producing a quality beverage. With our broad line of products we are here to provide you with a solution to meet your water filtration challenges. 3M™ Aqua-Pure™ Branded products offer you a full line of water filtration and treatment products that may be professionally installed ranging from under sink drinking water systems to whole house treatment and filtration. Systems are available for any size home.We manufacture the 3M™ Aqua-Pure™ Whole House Sanitary Quick Change Replacement Water Filter Cartridge AP917HD-S for the AP904 system as an activated carbon filter with a nominal particulate reduction rating of 5 microns. This cartridge design is suitable for use on both chlorinated (municipal) and non-chlorinated (well water) system.