Complete heating maintenance in Snellville. Check and find Both 2 year old Rheem heatpump and Airhandler operating with in manufacturer. Find no concern with equipment. Find high static pressure for return air, suggest to install 10†return duct run to help reduce pressure. Suggest surge protection for unit. Customer state they have high Utility bill, check and find system temperature and power usage are within manufacturer spec. Suggest to install hard start kit to help reduce power start up on compressor to reduce bill and increase efficiency. Suggest more R410 charge to increase temperature output