The baffling element of the Omnibus spending bill passed by Congress in December 2015 was the lawmakers’ decision to extend residential and commercial tax credits for solar photovoltaics and big wind through 2021, while allowing similar incentives for ground source heat pumps and other “orphaned” technologies to die on the vine.
According to the Air-Conditioning, Heating, and Refrigeration Institute’s (AHRI’s) historical data, the year of 2005 marked the height of the past 20 years (since 1998) for combined air conditioning and heat pump shipments.
