I recently completed a furnace installation for a customer in the city of Chicago. The customer had been experiencing issues with their old furnace, so they decided to replace it with a new one. I arrived at the customer's home and began the installation process. The first step was to remove the old furnace and dispose of it properly. Then, I installed the new furnace system, which included a gas line, electrical wiring, and a thermostat. I also installed a programmable thermostat to allow the customer to control the temperature of their home more easily. After the installation was complete, I tested the furnace system to ensure that it was running properly. The furnace was heating the customer's home quickly and efficiently, and the thermostat was working correctly. The customer was very pleased with the work that I had done, and they expressed their gratitude for my professionalism and expertise. I also provided them with a warranty on the furnace system, which provided them with
