Library: Johnson Research, LLC

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Final Report United Illuminating Heat Pump Water Heater Pilot: Impact and Customer Acceptance Study

Date Published: June 4, 2010     Document Type: Report

In 2009, United Illuminating (UI) hired The Cadmus Group, Inc. (Cadmus), with Johnson Research, LLC, to evaluate the performance of 11 heat pump water heaters (HPWH) installed under a pilot program. The primary objectives were to determine annual energy usage and savings and evaluate customer acceptance of the technology.