| Resources

Utility Participation List

List of participating utilities with their rebate amounts. Please contact your local utility for rebate eligibility requirements.

HPWH Messaging Research

2015 consumer research results about perceptions, attitudes and awareness of Heat Pump Water Heaters and Ductless Heat Pumps.

HPWH Messaging

These messaging guidelines provide research-backed templates and copy points to use in consumer marketing efforts.

Google AdWords Keywords & Ad Copy

Use these keywords and plug-and-play ad copy for targeted search campaigns in Google AdWords.

Market Characterization Report

This report characterizes both the supply and demand sides of the Northwest water heater market. The study highlights current trends in that market, based on an extensive online bulletin board and a quantitative survey designed to gather insights from purchasers of water heaters, as well as in-depth interviews with the supply chain. This report serves as an update to the previous Water Heater Market Update conducted in 2011.

Market Progress Indicator #5

This report presents the findings of an evaluation conducted between February and July 2019. The study emphasized research with installers to better understand barriers to installing and recommending HPWHs, including mystery shopping calls and a mixed-mode survey with 87 installers across the region. Other evaluation activities included interviews with distributors, a review of the program logic, and an analysis of sales data to update the market size and penetration.

Consumer Messaging

This report summarizes the findings from the Ductless Heat Pump (DHP) and Heat Pump Water Heater (HPWH) message testing study conducted by ILLUME Advising LLC on behalf of the Northwest Energy Efficiency Alliance (NEEA).

5 Common Myths and Tips When Selling Heat Pump Water Heaters

While today’s heat pump water heaters are a great option for customers, there are still misconceptions. This article in Contractor Magazine debunks five common myths about HPWHs, and provides actionable strategies to build your sales.

How to Install a Sanden SANCO2 Heat Pump Water Heater

Learn how to install the Sanden SANCO2 Heat Pump Water Heater. If you would like to download a copy of the video file, contact To learn more about Sanden Water Heaters, visit