is less than 100%, what other types of back-up heating are 27 expected to be in place for heat pumps in 2050, and what percent of the market are 28 they expected to serve? 29 Date Filed: July 8, 2022 NSPI (E1) IR-9 Page 1 of 4 10 - Year En...
AI summary NSPI responds to EfficiencyOne's questions about heat pump backup systems, modeling efficiency tiers (Base, Mid, Best in Class) with corresponding COPs. The analysis includes climate change impacts on heating/cooling degree days and low-GWP refrigerant transitions, though specific technologies are not detailed.