If you are vision-impaired or have some other disability under the Americans with Disabilities Act or a similar law, and you wish to discuss potential accommodations related to shopping or ordering on or using the benefits of our website, please contact Alliant Energy at 1-800-ALLIANT (800-255-4268).

What's a Trombe wall?

What's a Trombe wall?
A Trombe wall is a passive solar component which absorbs solar energy and releases it selectively towards the interior at night.

Information and Resources

No additional information is currently available for this video.
Web-Only Videos
Recent Shows
Upcoming Shows
Upcoming Shows
See what's coming up on this week's edition of PowerHouse!

October 28/29
  • Segment 1: Learning thermostats
  • Segment 2: Zoned heating
  • Segment 3: Appliance recycling
  • Segment 4: LED lights




Questions about the show? Call 1-866-ALLIANT (866-255-4268), use our Contact Us form or send an e-mail.
If you are vision-impaired or have some other disability under the Americans with Disabilities Act or a similar law, and you wish to discuss potential accommodations related to shopping or ordering on or using the benefits of our website, please contact Alliant Energy at 1-800-ALLIANT (800-255-4268).