Includes: -installation of 40 gallon natural gas tall standard vent water heater in attic -all North Carolina code requirements -6 year parts 2 and labor warranty on unit / On Monday 4-19-21 we return to install heater. When we arrived on to job I touched base with customer to see if they had any questions or concerns. No concerns. We began by draining 40 gallon water into garden tub. I then cut gas off to heater. Once heater was drain. We disconnected water lines and gas. With that being done we lowered old heater down from attic through pull down door. We then pull new one up and began to connect. Starting with water lines I connected into the emergency wags valve and then into the heater. We also replaced Expansion tank. I then connected gas and 4 inch vent. Water heater was complete. We then cut on water and filled water heater. We bleed air out of lines and lit the gas water heater. Tested for leaks. No leaks. We had customer check out the new water heater and he was pleased. Job