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2023 Residential Laundry Field Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with Kannah Consulting to conduct the 2023 Laundry Field Study, which supplements NEEA’s 2022 Residential Building Stock Assessment (RBSA). The report documents a field study designed to capture typical home laundry equipment characteristics, record consumers’ laundry processing behavior, and collect real-time clothes washer and dryer energy data from homes across the Northwest, deepening NEEA’s understanding of household energy use…
Residential -
Commercial Heat Pump Dryers: Efficiency Testing, Operations Considerations, and Energy Savings
For over a decade, the Northwest Energy Efficiency Alliance (NEEA) has been working to advance the adoption of energy-efficient residential heat pump clothes dryers. Recently, NEEA shifted its focus to commercial tumble dryers after research revealed that improving the efficiency of commercial laundry could significantly expand the reach of energy-efficient laundry products to a broader…
Commercial + Industrial -
Residential Dryers Qualified Products List
The Residential Dryers Qualified Products List contains information on residential dryer products that meet the EPA ENERGY STAR® requirements. The list includes those that meet Bonneville Power Administration’s incentive tiers based on testing with the Utility Test Protocol. Learn more about NEEA’s high efficiency dryers work >> Updated as of 2025
Residential -
Connected Consumer Products Market Research Report
The Northwest Energy Efficiency Alliance (NEEA) engaged Level 7 Market Research from June to December of 2024 to describe consumer acceptance of, experiences with, and willingness to purchase connected consumer products. Additionally, this research ventured to describe predictors of consumer interest and uptake, in order to inform NEEA’s Retail Product Portfolio (RPP) Market Transformation program’s…
Residential -
Retail Product Portfolio Market Progress Evaluation Report #2
The Northwest Energy Efficiency Alliance (NEEA) contracted with TRC to conduct the second Market Progress Evaluation Report (MPER) for the Retail Product Portfolio (RPP) program. Between July 2022 and May 2023, TRC reviewed NEEA’s updated RPP logic model and conducted program staff interviews, reviewed program documents, and analyzed sales data to assess progress on applicable…
Residential -
Modulating Gas Valve for Commercial Dryer Study
As part of its emerging technology work, the Northwest Energy Efficiency Alliance (NEEA) is investigating modulating commercial gas dryers to learn more about the product and its energy efficiency potential. In the Northwest, there are over 50,000 commercial gas dryers, however most of the existing dryers in the region are standard commercial gas-fired dryers with…
Commercial + Industrial|Natural Gas -
NEEA Energy Efficiency Test Procedure for Residential Clothes Dryers
A test procedure for clothes dryers used to generate utility energy savings estimates Version 2.0 – Updated December 2022 This document describes a clothes dryer laboratory test procedure used to calculate a real-world metric for residential clothes dryer energy use. The procedure describes the different cycles, settings, test load articles, and equipment needed to generate the…
Residential -
NEEA Dryer Test Procedure Version 2.0 – Summary of Changes and Rationale
In 2017, the Northwest Energy Efficiency Alliance (NEEA) collaborated with Pacific Gas & Electric to develop a Clothes Dryer Test Procedure that calculates an accurate metric for clothes dryer energy use (Version 1.2). Since then, NEEA conducted laboratory testing and applied the Version 1.2 test procedure to more than 60 dryers to gather information on…
Residential -
ENERGY STAR Top-Load Clothes Washer Naturally Occurring Baseline Review
The Northwest Energy Efficiency Alliance (NEEA) contracted with Apex Analytics to conduct a review of NEEA’s naturally occurring baseline forecast assumptions for ENERGY STAR® top-load clothes washers. Specifically, Apex Analytics reviewed NEEA’s assumption that the baseline will decline from 2020 to 2021 and begin increasing in 2023. In January through May 2021, Apex Analytics conducted…
Residential -
Perfect Pairings? Testing the Energy Efficiency of Matched Washer-Dryer Sets
The Northwest Energy Efficiency Alliance (NEEA) contracted with Underwriters Laboratory (UL) to measure the energy use of matched pairs of washers and dryers and Kannah Consulting to analyze the collected data and develop recommendations. This new analysis builds off previous alliance research, including “Coming Clean: Revealing Real-World Efficiency of Clothes Washers,” and the 2016-2017 Residential…
Natural Gas