Rebuild of water heater including upper and lower thermostat and elements No warranty due to huge amounts of scale sitting in bottom of unit. Evidence shows water treatment is not effective and should be replaced as well as water heater. Estimate pending water test for sanitizer and water heater unit. Is approximately $7155.00 Warranty options available from 2 years up to 10 years Water heater booster add on $1000.00 (45% more hot water with same capacity tank)