NOGA 4-stage system - first stage - polypropylene filter (5 microns) - treatment of rust, sand, particles, and sediments in the water. -Second stage- charcoal block filter (10 microns) - absorbs dissolved chemicals, chlorine, odors and aftertastes. -Third stage- charcoal block filter (10 microns) - absorbs dissolved chemicals, chlorine, odors and aftertastes. -Fourth step- line filter - treats bad taste and smell in water and reduces scale formation in water. - The product comes without a pouring faucet (can be ordered separately) - Full warranty for one year by Menachem's water company. Checks (subject to ERN) can be paid in cash when purchasing a water dispenser, it is recommended and desirable to invite a certified technician from the company, who will install and explain the operation of the dispenser, which will ensure warranty for the product at the customer's home in the event of a malfunction. **If the water pressure at the time of installation is above 3 atmospheres, a pressure reducer must be installed at a cost of NIS 90 - the system is installed under the sink and from there the water is fed to the pouring faucet