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Plug-In Heat Pump Water Heaters: An Early Look to 120-Volt Products
The Northwest Energy Efficiency Alliance (NEEA) contracted with Larson Energy Research and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the Rheem 120-volt heat pump water heaters (HPWH), a new class of HPWH coming to market that can operate on a 15-Amp, 120-Volt circuit. This report seeks to answer questions about their performance…
Products|Residential -
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 -
Pump Energy Rating Label Awareness and Use Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with Johnson Consulting Group to conduct market research on awareness and usage dynamics for the Hydraulic Institute’s (HI) Energy Rating (ER) label for pumps and circulators. Specifically, this study assessed the role of efficiency in the pump selection process, explored current levels and patterns of awareness and use…
Commercial + Industrial|Products -
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 -
Refrigerator and Freezer Influence Assessment and Baseline Review
NOTE: This report was updated in June 2023. The Northwest Energy Efficiency Alliance (NEEA) contracted with Apex Analytics to review NEEA’s efforts to influence the residential refrigerator and freezer markets through support of the 2020/2021 ENERGY STAR® Emerging Technology Award (ETA) for refrigerators and freezers and the accompanying alternative test procedure. Apex also reviewed the…
Consumer Products|Products|Residential -
Heat Pump and Air Conditioner Efficiency Ratings: Why Metrics Matter
This white paper examines efficiency metrics (ratings) for residential and small commercial heat pumps and explores the potential benefits and impacts of improving those metrics. It presents evidence that existing metrics are not reliable, particularly for modern, variable-speed heat pumps and air conditioners that are expected to be more efficient, but don’t always live up…
Products|Residential|Technology -
Variable Speed Heat Pumps – Technical Best Practices Gap Analysis
As part of the Variable Speed Heat Pump (VSHP) program, the Northwest Energy Efficiency Alliance (NEEA) contracted with TRC to capture the status of best practices for VSHP installations. Research goals included 1) Capturing the current state of best practices for residential VSHP installations; 2) Identifying where gaps of knowledge exist, and; 3) Providing a…
Heating and Cooling|Products|Residential|Technology -
Extended Motor Products Pump and Circulator Manufacturers’ Representative Pilot: Market Test Assessment
As part of its Extended Motor Products (XMP) program, the Northwest Energy Efficiency Alliance (NEEA) contracted with Johnson Consulting Group to conduct a Market Test Assessment of the XMP Pump and Circulator Manufacturers’ Representative Pilot. The study assessed the overall effectiveness of the program’s manufacturer representative-focused activities and the likelihood that the pilot activities being…
Commercial + Industrial|Products -
Advanced Water Heating Specification v8.0
The Advanced Water Heating Specification Version 8.0 (AWHS Version 8.0) will stay up as reference for organizations. The newest version of the AWHS Version 8.1 succeeds the AWHS Version 8.0 and was made available in July 2024. If you have any questions and or insights please contact us. This specification provides guidance to manufacturers and other market actors…
Products|Residential -
Room Air Conditioners: ENERGY STAR Most Efficient Influence Evaluation and Baseline Assumptions Review
The Northwest Energy Efficiency Alliance (NEEA) contracted with TRC Engineers, Inc. to review NEEA’s influence on the ENERGY STAR® Most Efficient (ESME) specification development for room air conditioners (room ACs), along with NEEA’s naturally occurring baseline market share assumptions for room ACs. In September through December 2021, TRC conducted qualitative and quantitative analyses to address…
Products|Residential