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ResHVAC Dual-Fuel Systems Analysis
Recorded March 10, 2026 – Gas and electric systems can be combined in multiple ways to provide residential space conditioning. Different combinations and control schemes will lead to different operating costs, energy use, and emissions. NEEA conducted an exploratory analysis to identify dual fuel systems with lower operating costs, reduced energy use, and reduced emissions…
Residential -
Heat Pump Equipment Commissioning Systems
Recorded January 26, 2026 – Heat Pump Equipment Commissioning Systems’ use of cellular phone apps, combined with wireless tool connectivity to the HVAC system, is enabling HVAC technicians to more easily understand if the system they are installing is set-up and operating correctly. In this special session held on Monday, January 26th, representatives from Measure…
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Low-Load Efficient Heat Pump Investigation: 2020 – 2025 Summary Report
The Northwest Energy Efficiency Alliance’s (NEEA) Advanced Heat Pump program is working to transform the market for high efficiency residential heat pumps. A key focus for the program is improving product differentiation so consumers and industry professionals can easily identify systems that deliver cost-effective performance to make more informed purchase decisions. One important differentiator the…
Residential -
Q4 2025 RETAC Meeting Notes
The Regional Emerging Technology Advisory Committee (RETAC) held their fourth quarterly meeting of 2025 on December 4th. Topics included a discussion about Central Commercial Heat Pump Water Heaters, an emerging technology update from Energy Trust, as well as an overview and review of key projects by the National Lab of the Rockies.
Commercial + Industrial|Residential -
Q4 2025 RETAC Agenda Packet
The Regional Emerging Technology Advisory Committee (RETAC) will hold their fourth quarterly meeting of 2025 on December 4th. Topics include a discussion about Central Commercial Heat Pump Water Heaters, an emerging technology update from Energy Trust, as well as an overview and review of key projects by the National Renewable Energy Laboratory.
Commercial + Industrial|Residential -
Commercial HVAC Specifier Market Research: Gas High Efficiency DOAS
The Northwest Energy Efficiency Alliance (NEEA) contracted with OWL Research Partners to conduct market research with commercial HVAC specifiers to inform NEEA’s understanding of the market for gas high-performance HVAC systems. Data collected in summer 2025 explored opportunities and barriers for adding gas to NEEA’s High-Performance HVAC program, characterized the market landscape, and assessed specifiers’ perceptions of system configurations in hypothetical scenarios aligned with the program’s targeted approach. The study found that…
Commercial + Industrial|Natural Gas -
Gas-Fired Absorption Heat Pump: Hybrid System Approach Field Study
Stone Mountain Technologies Inc. (SMTI) has developed a residential-sized gas-fired absorption heat pump designed for broad residential and commercial applications. These prototype systems were tested in the Chicago region at one multifamily building and two single-family homes, either replacing or supplementing existing natural gas heating equipment. The multifamily demonstration, supported by a boiler manufacturer and…
Commercial + Industrial|Natural Gas|Residential -
Q3 2025 RETAC Meeting Notes
The Regional Emerging Technology Advisory Committee (RETAC) held their third quarterly meeting of 2025 on September 24th. Topics included a committee “round robin” discussion of energy efficiency initiatives within the region, and an update on emerging technology projects from Puget Sound Energy.
Commercial + Industrial|Natural Gas|Residential