I recently completed a job for a home service company that involved replacing a heat exchanger in a customer's home. The heat exchanger is a critical component of the heating and cooling system, and it's important to ensure that it's installed correctly and will last for many years. To ensure that the heat exchanger was installed correctly, I followed all the manufacturer's instructions and used high-quality materials. I also took the time to test the heat exchanger thoroughly to make sure it was working properly before leaving the customer's home. In addition to installing the heat exchanger, I also replaced the customer's old parts, including the blower motor, thermostat, and air filter. I made sure that all the parts were compatible with each other and that they were installed correctly. Finally, I provided the customer with a 10-year warranty on the heat exchanger, a 3-year parts warranty, and a 1-year labor warranty. I also offered to provide additional services, such as cleani