Hard Water Problems? Hefty heating bills? Buy the YARNA Electronic Water Softener & Descaler - Removes up to 99% of Limescale, Maintenance Free = bliss for your skin, washers & faucets DESIGNED BY SCIENTISTS: We put together a team with over 50 years of combined experience in physics and electronics to design and test YARNA. These experts came up with the simplest and most effective way to get rid of excess calcium and magnesium in your water. YARNA gives you effective scale protection up to 1.2 miles from the installation point along your pipe system. DRIVEN BY A REAL MISSION: Water is essential for hydration and therefore for life. It is also very important in food preparation and cooking, sanitation and hygiene, and a wide range of other uses. Hard water in excess is associated with a variety of health problems. Traditional water softeners replace calcium with..SALT, thus exchanging one problem with another. SINGLE MOMS APPROVED: You dont need any special help installing the YARNA as anybody can do it in just a few minutes. No tools are required for the job, everything is provided in the box. Just in case you need a helping hand, weve prepared a few very easy how-to videos on our website. 100% CHEMICAL FREE: YARNA turns calcium and magnesium into a rare form of micro crystals not prone to building up scale. Depending on ambient temperatures this effect can last up to 7 days after the water is processed by YARNA. Allowing these micro minerals to remain in the water is helpful in aiding soap oil solubilization thus preventing these oils from attaching to your ski, tub/shower surfaces. 10 YEAR WARRANTY: We are extremely confident of our solid design and manufacturing standards and were backing that claim with an extended warranty. The only action you need to take is to go to our website and register your product using you amazon order number. YARNA is the only company offering this coverage for your peace of mind!