Customer would like a plumber to flush and inspect her water heater with quest to pex connection. Cooling tune up performed today on an Amana heat pump with down flow air handler installed in 2019. All electrical connections are tight with no corrosion. Blower wheel has some slight build up starting to form. Blower motor is in good working order. Evaporator coil is clean. Compressor and condenser fan motor are acceptable. Refrigerant levels are in range. Outdoor unit was washed and waxed. Customer states that the back bedroom is always very warm in the summer time. Technician went under the home and inspected the duct work but was not able to get all the way to the back. Did not see any holes or leaks in the duct work in the parts that were visible.