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Central Heat Pump Water Heaters for Multifamily Supply Side Assessment Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with New Buildings Institute (NBI) in January 2021 to conduct research and outreach to better understand the current landscape of central heat pump water heater (HPWH) adoption in multifamily buildings. Research objectives included 1) Identifying all primary barriers to central HPWH adoption, 2) Increasing understanding of the value…
New Construction|Products|Residential|Residential Buildings|Technology -
Study of High-Performance Windows Incremental Manufacturing Cost
The Northwest Energy Efficiency Alliance (NEEA) contracted with Steve Selkowitz, formerly of Lawrence Berkeley National Laboratory (LBNL), to conduct a cost study of high-performance windows. The study sought to quantify the incremental manufacturing cost of upgrading windows from the current dominant market leader, an ENERGY STAR® V6 compliant window with a U-factor of 0.27, to…
New Construction|Products|Residential Buildings|Technology -
Heat Pump Water Heater Benefit/Cost Model Review
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope to review the alliance’s current heat pump water heater benefit/cost model. Study objectives included 1) A review of the methodology used to estimate a specific manufacturer’s annual unit shipments to the region, and; 2) An assessment of NEEA’s naturally occurring market baseline logic, originally developed in…
Residential|Residential Buildings -
Pricing Research for Efficient Water Heaters
In the fall of 2021, the Northwest Energy Efficiency Alliance (NEEA) contracted with ILLUME Advising and Lieberman Research to conduct a two-phased study to better understand price sensitivity of Northwest homeowners regarding efficient water heaters for both natural gas and electric fuel types. The study also explored scenarios under which consumers would consider alternative approaches…
Products|Residential|Residential Buildings -
High-Performance Windows Market Characterization Study
Thin triple windows (TTW) are emerging as a promising new opportunity for super-efficient residential windows. To understand the awareness of and potential market for TTWs and gain insight into how the mid- and down-stream window markets function in the Northwest, the Northwest Energy Efficiency Alliance (NEEA) contracted with Cadeo to conduct the Market Characterization that…
Commercial Buildings|Natural Gas|Products|Residential|Residential Buildings -
Washington Residential Post-Code Market Research Report
The Northwest Energy Efficiency Alliance (NEEA) contracted with TRC to gather market data about the impact of the 2018 Washington State Energy Code (WSEC) on new construction single family homes in Washington in the first year after the code was in effect. The study explored primary space and water heating fuel selection, builders’ selection of…
New Construction|Residential|Residential Buildings -
Ductless Heat Pumps
Transforming the Residential HVAC Market When a 2010 pilot study determined the viability of ductless heating and cooling systems (also known as ductless heat pumps or ductless mini-splits) in displacing electric resistance heat, the alliance launched the NW Ductless Heat Pump Project to accelerate Market Transformation for the technology. By the end of 2021, the…
Residential|Residential Buildings -
Residential HVAC Contractor Market Research
The Northwest Energy Efficiency Alliance (NEEA) contracted with Lieberman Research to conduct this study to inform the design of its residential Variable Speed Heat Pump (VSHP) program. The study had three objectives: 1) Characterize current sales, design and installation practices of residential HVAC contractors for central/ducted HVAC systems; 2) Determine any barriers or drivers for…
Heating and Cooling|Integrated Systems|Residential|Residential Buildings -
EXP07 Value Engineering Memo and PowerPoint
The Northwest Energy Efficiency Alliance (NEEA) contracted with Underwriters Laboratory (UL) to better characterize the duration and test parameters of the 2019 version of the Canadian Standards Association (CSA) EXP07 load-based test procedure for heat pumps. Key objectives included establishing a baseline understanding of the 2019 EXP07 test procedure and identifying if there are potential…
Heating and Cooling|Residential|Residential Buildings|Technology