This estimate is to remove and replace the current tankless water heater with a new Noritz EZTR 40 We will remove the old water heater and install the new tankless unit. We will properly configure the copper and gas piping. We would install new supply lines water and gas. We will check for leaks and proper function after install We performed the work as stated above No leaks New tankless unit is functioning appropriately at this time. Thompson Plumbing provides a 1 year parts and labor warranty