2025 Hot Water & Hot Air Forums
2025-03-04 - 2025-03-06 | Hyatt Regency Portland at the Oregon Convention Center, 375 NE Holladay Street, Portland, Oregon
Overview
Hyatt Regency Portland at the Oregon Convention Center
ACEEE’s Hot Air and Hot Water Forums are the nation’s premier policy and technical conferences devoted to improving efficiency and decarbonizing space and water heating. The Forums bring together seasoned experts and new voices each year to discuss strategies for transforming the two biggest uses of energy in buildings.
Join us in 2025 for discussions exploring efficiently producing, distributing, and using hot water and decarbonizing space heating in buildings of all kinds through heat pumps. Both Forums will explore how these industries can reduce greenhouse gas emissions and energy bills, improve grid resilience, and center equity.
Previous gatherings have attracted diverse attendees, including equipment and component manufacturers; water, gas, and electric utility professionals; and local, state, and federal agency representatives. Energy efficiency program planners, operators, evaluators, electricians, plumbers, installers, policymakers, representatives from NGOs, engineers, consultants, and other experts have found value in the sessions and great networking at the events.
Click here to see a list of organizations that participated in the 2024 Hot Air and Hot Water Forums.

Adding Solar & Storage to Existing NEM 1 & NEM 2 Systems
2025-03-06 11:00 - 12:00 (America/Los_Angeles) | Online
As energy needs grow, many homeowners with existing solar systems realize their current setup may no longer cover increased usage but don’t want to lose their NEM status. Whether you’re adding electric appliances or electric vehicle, or looking to add a battery to protect against power shut-off event this webinar will help you navigate expanding your solar system and integrating battery storage while preserving or optimizing your Net Energy Metering (NEM) agreement. You’ll learn when keeping your current NEM benefits makes sense, when switching could save you more, and how to design an energy system that aligns with your long-term goals.
Key Takeaways:
✅ How adding solar or batteries impacts your NEM plan
✅ How to add solar without losing your NEM status
✅ How to size your system for increased demand
✅ Which upgrade paths acheives key energy goals
About the Instructor: Spencer Rosen is a home energy expert, educator, and founder of Home Energy Academy. With 1,000+ home energy evaluations, 100+ whole-home energy projects, and oversight of 100,000+ solar and storage system installations, Spencer brings real-world expertise in energy efficiency, solar, storage, and electrification. He has led 100+ homeowner and professional training sessions for California utilities, helping participants confidently navigate solar and battery upgrades.
