Everpure EV927151 H-300-NXT Drinking Water System Exclusive Micro-Pure filtration technology protects the pleated surface inside the cartridge Dual-Stage filtration design ensures maximum reduction of substances 30% larger cartridge provides better dirt-holding capacity Retains vital minerals found naturally in water to provide the health benefits and delicious taste of your water Signature metal canister delivers commercial-grade durability and quality to protect the system from splitting or bursting