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Hydrogen-Ready Appliances Assessment Report
In 2022, NEEA contracted with Cadeo Group to assess the current and future needs of natural gas appliances served by a blend of conventional methane and hydrogen. The attached report documents that assessment and provides recommendations for future actions to support efficient and safe use of hydrogen blended fuels in new and existing natural gas…
Heating and Cooling|Natural Gas|Products|Residential|Residential Buildings|Technology -
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…
Products|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…
Consumer Products|Products|Residential|Technology -
Central Heat Pump Water Heaters for Multifamily Supply Side Assessment Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with New Buildings Institute (NBI) in January 2021 to conduct research and outreach to better understand the current landscape of central heat pump water heater (HPWH) adoption in multifamily buildings. Research objectives included 1) Identifying all primary barriers to central HPWH adoption, 2) Increasing understanding of the value…
New Construction|Products|Residential|Residential Buildings|Technology -
Study of High-Performance Windows Incremental Manufacturing Cost
The Northwest Energy Efficiency Alliance (NEEA) contracted with Steve Selkowitz, formerly of Lawrence Berkeley National Laboratory (LBNL), to conduct a cost study of high-performance windows. The study sought to quantify the incremental manufacturing cost of upgrading windows from the current dominant market leader, an ENERGY STAR® V6 compliant window with a U-factor of 0.27, to…
New Construction|Products|Residential Buildings|Technology -
Power Drive System Retrofit Opportunities in the Northwest
The Northwest Energy Efficiency Alliance (NEEA) contracted with Cadeo Group to better understand the market and savings opportunities associated with the use of an adjustable speed motor, also known as a Power Drive System (PDS), in the Northwest. Prior NEEA research shows that there is significant PDS energy savings opportunity at the per-unit level in…
Commercial|Commercial Buildings|Industrial|Integrated Systems|Products|Technology -
Heat Pump Water Heaters in Small Spaces Lab Testing: “The Amazing Shrinking Room”
The Northwest Energy Efficiency Alliance (NEEA) contracted with Larson Energy Research and Cascade Engineering Services, Inc. to conduct a laboratory assessment of space requirements and venting strategies for standard unitary heat pump water heaters (HPWH). The laboratory testing provides detailed information about known but previously unquantified challenges for HPWH efficiency in enclosed rooms. Interpretation and…
Products|Residential|Technology -
Extended Motor Products Regional Market Share Study
The Northwest Energy Efficiency Alliance (NEEA) contracted with ADM Associates, Inc., to assess the clean water pumps and circulators market in the Northwest. The specific research objectives were to (a) estimate the size of the clean water pumps and circulators market in the Northwest, (b) assess NEEA’s estimates of the market share held by participants…
Commercial|Industrial|Products -
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