Is $11,000 to install a new Carrier 2 stage furnace and Comfort AC 14 SEER a fair price?

This quote covers a comprehensive set of HVAC services, including: - Uninstallation and disposal of the old damaged coil. - Leak free installation of the new coil. - Full system testing and calibration for peak performance. - Uninstallation and disposal of the old damaged filter drier. - Leak free installation of the new filter drier. - Full system testing and calibration for peak performance. - Refrigerant leak detection. - Recover refrigerant. - Nitrogen purge. - Leak repair. - Pressure test. - All refrigerant recovery and recycling following EPA protocol. - Purging refrigerant lines with dry nitrogen. - Accurate refrigerant weigh in/out with calibrated scale. - Complete refrigerant testing for peak system operation using super heat and sub cooling diagnostics. - Adding refrigerant to EPA guidelines. - Remove schrader core with isolation tool. - Install new schrader core and new cap. - Leak test service valve.

- Perform manual J Load calculation to understand true heating and cooling loads for the area of house served by the furnace - Furnish and install new Heatpump system consisting of Outdoor Unit and Wall Mounted Indoor Unit - Furnish and install Refrigerant piping, interlock wiring and drain tubing - Furnish and install Linehide to cover refrigerant , drain and wire - Furnish and install Condenser Pad - Start up and check test of operation - 1 year labor warranty - 12 year limited manufacturer’s parts warranty

This quote includes the installation of a new furnace and AC unit, along with several complimentary items. - Furnace: Carrier 2 stage - AC Unit: Comfort AC 14 SEER - Included Service: Free duct cleaning - Included Equipment: Humidifier - Included Equipment: Smart thermostat