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Q4 2026 NGAC Webinar Agenda Packet
The Q4 2026 Natural Gas Advisory Committee (NGAC) meeting will focus on preparation for the upcoming Program Advancement vote on expanding the existing Advanced Performance Dedicated Outside Air Systems (AP DOAS) program into the natural gas portfolio. Committee members will receive background on the proposal, review the milestone timeline, and discuss the opportunity ahead of…
Natural Gas -
Modeling Commercial Water Heating System
The Northwest Energy Efficiency Alliance (NEEA) contracted with GTI Energy to conduct parametric modeling simulations for different configurations of natural gas and electric water heaters used in commercial water heating systems. Parameters simulated as part of the study included three typical commercial building types (hotel, restaurant, multifamily) over four Northwest climates (Boise, Missoula, Portland, Seattle).…
Natural Gas -
Assessment of Regulatory and Legislative Policies Impacting the Adoption of Dual-Fuel Equipment in the Northwest
As a dual-fuel alliance, the Northwest Energy Efficiency Alliance (NEEA) is uniquely positioned to identify solutions that leverage both the natural gas and electric systems to deliver efficient, affordable and reliable energy for Northwest customers. To better understand the policies shaping adoption of dual-fuel technologies, NEEA engaged Potential Energy NW to assess the regulatory and…
Commercial + Industrial|Natural Gas|Residential -
Dual-Fuel Hybrid Residential Water Heater – Technical and Laboratory Evaluation
The Northwest Energy Efficiency Alliance (NEEA) co-funded a laboratory study conducted by GTI Energy to evaluate the Navien 120V Residential Dual-Fuel Water Heater. This novel product features multiple on-board operating modes and integrates an industry- first 120-Volt (V) electric heat pump paired with either a 40- or 60-kBTU/h natural gas condensing backup burner. The research…
Natural Gas|Residential -
Dual-Fuel Domestic Hot Water Feasibility Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope to conduct a feasibility study of domestic hot water systems that integrate commercial electric heat pump water heaters and natural gas water heaters, primarily in multifamily buildings. The study examined the technical feasibility, gas savings potential, market opportunity, design considerations, and regulatory requirements associated with these dual-fuel systems. …
Commercial + Industrial|Natural Gas -
Natural Gas Efficiency in Commercial Buildings: Advancing Practical Solutions at Scale
Commercial buildings are entering a new phase of energy efficiency defined by a shift toward resilient, scalable solutions. Rather than seeking new systems, cost-conscious decision makers today are focused on technologies that are easier to adopt, easier to install, and easier to integrate into existing buildings.
Commercial + Industrial|Natural Gas -
Gas High Efficiency DOAS Energy Savings Analysis
The Northwest Energy Efficiency Alliance (NEEA) is exploring the energy savings potential from gas high efficiency dedicated outdoor air system (DOAS) configurations in which the primary heating system for HVAC is a natural gas solution. This report analyzes the energy performance of conventional heating and ventilation approaches compared to high-efficiency system designs across a range…
Commercial + Industrial|Natural Gas -
Maximizing Whole-Building Efficiency Through Dual-Fuel and Natural Gas Innovation
As a dual-fuel alliance, NEEA is uniquely positioned to explore integrated fuel opportunities that deliver affordable, reliable energy to Northwest customers.
Commercial + Industrial|Natural Gas -
ResHVAC Dual-Fuel Systems Analysis
Virtual
March 10, 2026
10:30 am – 12:00 pm
ResHVAC Dual-Fuel Systems Analysis 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 in…
Natural Gas|Residential -
Q4 2025 NGAC Meeting Notes
The Q4 Natural Gas Advisory Committee (NGAC) took place on October 28, 2025 from 9:30 a.m. to 12:00 p.m. Pacific. At the meeting, the Committee was invited to share highlights via a Round Robin. NEEA also did a review of its current natural gas portfolio and the progress of programs under its umbrella during Q2…
Natural Gas