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Maximizing Mini-Split Performance Report
The Northwest Energy Efficiency Alliance (NEEA) contracted with Sustainabilist to review and document ductless heat pump (DHPs or mini-split heat pumps) research and evaluations conducted over the past 15 years. The report explores why utility programs are not achieving the level of savings that were achieved in pilot programs and field tests and presents a…
Heating and Cooling|Products|Regional Studies|Residential|Residential Buildings|Technology -
Combi System Field Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with Energy 350 and ILLUME Advising, LLC to conduct field testing to demonstrate performance of combi systems in cold northwest climates and identify potential barriers to market adoption. According to results from this field study, combi systems, also known as combination water and space heating systems, save more…
Heating and Cooling|Natural Gas|Products|Residential|Technology -
HVAC Market Actor Profile Report
Between January and September 2020, the Northwest Energy Efficiency Alliance (NEEA) contracted with Apex Analytics and EcoMetric to complete an HVAC Market Actor Profile of HVAC contractors. This report seeks to inform NEEA’s future commercial HVAC program design and outreach efforts. The research objectives of this qualitative study were to understand the motivations, information sources, and…
Commercial|Commercial Buildings|Heating and Cooling|Natural Gas -
HVAC/ Very High Efficiency Dedicated Outside Air Systems Specifier Focus Groups Report
Between July and August 2020, the Northwest Energy Efficiency Alliance (NEEA) contracted with Sparrow Strategy, Focus Crossroads and 20|20 Research, to complete this mixed methods study. This report seeks to enhance NEEA’s understanding of the barriers to adoption of Very High Efficiency Dedicated Outside Air Systems (VHE DOAS), possible intervention strategies, and guidance on the…
Commercial|Commercial Buildings|Heating and Cooling|Natural Gas -
2019 Alliance Cost Effectiveness Model Review for Ductless Heat Pumps
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc., to review the Alliance Cost Effectiveness (ACE) model for the Ductless Heat Pump (DHP) program. For the report, Ecotope focused on reviewing: 1) how the ACE model incorporates recent Regional Technical Forum measure updates for DHPs; 2) the appropriateness of the ACE model’s approach to…
Heating and Cooling|Residential -
EXP07:19 Load-Based and Climate-Specific Testing and Rating Procedures for Heat Pumps and Air Conditioners
This report contains the results and analysis from initial testing done using the 2019 “technical review” version of CSA EXP07 load based test procedure and rating of heat pumps on. This test procedure and rating was designed to better characterize variable capacity heat pumps with capacity not larger than = 65,000 BTUh. These preliminary results…
Heating and Cooling|Residential -
Energy Modeling of Commercial Gas Rooftop Units in Support of CSA P.8 Standard
The Northwest Energy Efficiency Alliance (NEEA) has been working as part of a bi-national, cross-industry committee to revise the CSA Group’s P.8 standard for Thermal Efficiencies of Industrial and Commercial Gas-Fired Package Furnaces. The CSA P.8 revision is meant to more accurately represent the overall energy consumption of the entire commercial gas-fired packaged unit. To…
Commercial|Commercial Buildings|Heating and Cooling|Natural Gas -
HVAC/Very High Efficiency Dedicated Outside Air Systems Specifier Interview Report
As part of the High-Performance HVAC initiative, the Northwest Energy Efficiency Alliance (NEEA) contracted with Cadeo Group to conduct qualitative market research on Very High Efficiency Dedicated Outside Air Systems (VHE DOAS). The objectives of the study were to 1) Better understand how decisions regarding HVAC systems are carried out from initial conception to installation…
Commercial|Commercial Buildings|Heating and Cooling|Natural Gas -
Natural Gas Water Heater and HVAC Installer Research Report
In order to design effective interventions in the installations of high efficiency gas HVAC and water heaters, NEEA hired ILLUME Advising to shed light on installers’ process in selling and installing water heaters and HVAC systems, and how the market and supply chain affect these decisions. Through a series of mixed mode research efforts, including ride…
Heating and Cooling|Residential -
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