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Advanced Water Heating Specification v8.0
The Advanced Water Heating Specification Version 8.0 (AWHS Version 8.0) will stay up as reference for organizations. The newest version of the AWHS Version 8.1 succeeds the AWHS Version 8.0 and was made available in July 2024. If you have any questions and or insights please contact us. This specification provides guidance to manufacturers and other market actors…
Products|Residential -
Northwest Heat Pump Water Heater Market Progress Evaluation Report #6
The Northwest Energy Efficiency Alliance (NEEA) contracted with NMR Group in early 2021 to conduct its sixth Market Progress Evaluation Report (MPER) for the alliance’s Heat Pump Water Heater (HPWH) program. The findings of this MPER will help inform and refine program interventions in the market. The objectives of the report were to 1) Provide…
Products|Residential -
Heat Pump Water Heater ACE Model Review
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. to review recent updates to the methodology of the Alliance Cost Effectiveness (ACE) model for its Heat Pump Water Heater (HPWH) program, specifically regarding updated assumptions for HPWH installations in new construction. Report focus areas included: Findings from the review support the use of the…
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Commercial and Industrial Pumps Standard Evaluation
The Northwest Energy Efficiency Alliance (NEEA) contracted with TRC Engineers, Inc. (TRC) to conduct an independent evaluation of the U.S. Department of Energy (DOE) process to establish an energy consumption standard for commercial and industrial pumps. In collaboration with other energy efficiency organizations, NEEA participated in the DOE-formed Appliance Standards and Rulemaking Federal Advisory Committee…
Commercial|Heating and Cooling|Industrial|New Construction|Products -
Laboratory Assessment of Rheem Generation 5 Series Heat Pump Water Heaters
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc., Cascade Engineering Services, Inc. and Larson Energy Research to conduct a laboratory assessment of Rheem’s next generation (Generation 5 or “Gen5”) heat pump water heaters (HPWH). The water heater series consists of two distinct lines: Premium/Plus and Builder, each aimed at different market segments. Each line includes…
Consumer Products|Products|Residential -
2019 Alliance Cost Effectiveness Model Review for Heat Pump Water Heaters
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc., to review the Alliance Cost Effectiveness (ACE) model for the Heat Pump Water Heater program. For the report, Ecotope focused on reviewing NEEA staff’s proposed method to aggregate Residential Building Stock Assessment II data so that the savings forecast reflects new “alternate” savings weights. These…
Consumer Products|Residential -
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…
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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