BPA Heat Pump Policy

The RTF assumes an incremental cost of $4,962 for converting a heat pump from a forced-air electric furnace. The duct sealing and commissioning add another $650 to the cost. For existing zonal systems, the installation of a duct system adds $2,080, $4,400 or $4,600 to the total cost, depending on whether the house was built before 1980, between ... ................
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