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Advanced Water Heating Specification v7.0
The Advanced Water Heating Specification Version 7.0 (AWHS Version 7.0) will stay up as reference for organizations. The newest version of the AWHS Version 8.1 succeeds the AWHS Version 7.0 and the more recent AWHS Version 8.0. If you have any questions and or insights please contact us. This specification provides guidance to manufacturers and other market…
Products|Residential -
Robur Heat Pump Field Trial
The Robur air-source gas absorption heat pump (GAHP) has been identified as an efficient product for water and space heating in buildings in the Northwest. Utilization of a heat pump to heat water allows for a coefficient of performance that exceeds one, however actual heat pump performance varies throughout the year and is dependent on ambient…
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Northwest Heat Pump Water Heater Initiative Market Progress Evaluation Report #5
The Northwest Energy Efficiency Alliance (NEEA) contracted with NMR Group to complete the 5th Market Progress Evaluation Report (MPER) for the electric Heat Pump Water Heaters (HPWH) initiative. This report presents the findings of an evaluation conducted between February and July 2019. The study emphasized research with installers to better understand barriers to installing and…
Consumer Products -
Northwest Heat Pump Water Heater Initiative: Market Progress Evaluation Report #4
In September, NEEA published the fourth Market Progress Evaluation Report (MPER) of its Heat Pump Water Heater (HPWH) program. By reviewing sales and pricing data, and through feedback from distributers, installers and recent purchasers, a third-party evaluator found: Additionally, a broad range of installers reported that customers followed their HPWH recommendations 30-50% of the time…
Heating and Cooling|Residential|Residential Buildings|Technology -
HPWH Lab Report_Sanden GAU_09.18.2013
Heat pump water heaters (HPWH) with an outdoor heat exchanger are a promising technology to more efficiently heat water. This project conducted lab tests of a variable-speed, CO2 refrigerant HPWH with the heat exchanger located in the outdoor unit. The testing plan included observing heat pump efficiency at a range of outdoor ambient temperatures from…
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HPWH Lab Report_Stiebel_220e_07.30.2015
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the Stiebel-Eltron Accelera 220 E heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the Accelera 220 E using a testing plan developed by Ecotope to assess HPWH performance.
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HPWH Lab Report_Sanden_GES_HPWH_11.06.2013
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the Sanden model # GES15QTA heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the GES using a testing plan developed by Ecotope to assess heat pump water heater performance.
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HPWH Lab Report_GE_H50DFEJSRA_04.09.2015
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the GE model #GEH50DFEJSRA heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the GEH50DFEJSRA using a testing plan developed by Ecotope to assess HPWH performance.
Consumer Products|Residential -
HPWH Lab Report_GE_Gen2_09.28.2012
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services Inc., to conduct a laboratory assessment of the General Electric (GE) GeoSpring model # GEH50DEEDSR hybrid heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the GeoSpring using a testing plan developed by Ecotope to assess heat pump…
Consumer Products|Residential -
HPWH Lab Report_AOSmith_PHPT_02.13.2012
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services Inc., to conduct a laboratory assessment of the AO Smith Voltex hybrid heat pump water heater (HPWH) for northern climate installations. Using a testing plan developed by Ecotope to assess heat pump water heater performance, Cascade Engineering Services evaluated the AO…
Consumer Products|Residential