4 Ton Bosch 2.0 Up/Down Replace existing split gas/electric system with a Bosch High Efficiency Variable Capacity Split Heat Pump System. Install Bosch BBC100 Wi-Fi thermostat. Seal off Combustion air in the closet. Run new 220V circuit to Air Handler. Replace all ductwork in the attic And under-floor with R-8 Silver-Jacketed ducting. Enlarge the kitchen and family room to 9†ducts and 12†X 12†4-Way ceiling registers. Add a second 8†duct to a 14†X 6†ceiling register to the Master Bedroom Enlarge the sidewall Return Air to a 14†X 24†High Flow Grill. Raise the Furnace on a platform to be able to filter everything with the Healthy Climate 13 Filter. Installation includes: Installation by HUFT Journeyman employees, all Comfort Guarantees, secondary overflow safety switch, remove and dispose of existing equipment, Title 24 HERS certification with a third party including duct leakage test, electrical disconnect with properly sized fuses, perform line set fl