Replace an oil-fired boiler and water heater. Install two IBC natural gas wall-mounted boilers and one Navien natural gas wall-mounted on-demand water heater. Tie all three into the existing gas line. Run new CPVC/PVC exhaust and intake venting toward the driveway side of the building. Convert the existing oil steam boiler to natural gas and replace the burner with a Carlin natural gas burner.
Detached garage ductwork. Remove the existing ductwork and set it aside to allow new sheetrock to be installed. Wrap the existing ductwork with R-8 bubble wrap and reinstall it in the same location.
Replacement of the HVAC system for a condo, connecting from an electric heat pump to a natural gas heating system. Furnace and condenser installed in the same location.