Solar & Alternative Energy Videos
These This Old House videos showcase all of our solar & alternative energy projects, how-tos, and designs.
How to Avoid Solar Panel Scams
Home technology expert Ross Trethewey teaches host Kevin O’Connor what he needs to know about solar installation plans, financing, and rebates to ensure homeowners get the most for their investment.
Future House | Emerging Solar Technology
This Old House Home Technology Expert Ross Trethewey takes us to MIT to discuss the future of solar technology.
How Ross Trethewey Became an Engineer
This Old House home technology expert Ross Trethewey grew up in the trades (and television), but he explains that his passion drew him toward engineering.
5 Things You Need to Know About Solar | This Old House: Live
Ask This Old House home technology expert Ross Trethewey breaks down the five most important things to consider before installing solar panels on a house.
Future House: Solar Reflective Roof Shingles
Ask This Old House home technology expert Ross Trethewey explores the design and testing of asphalt roof shingles that can reflect some of the sun’s heat away from the building.
How to Protect Solar Panels from Pests
Ask This Old House home technology expert Ross Trethewey explains the culprit behind damaged solar panels and how to prevent future damage
Future House | Robotic Flower Solar Panels
Ask This Old House home technology expert Ross Trethewey sees a robotic, ground-mounted solar array that mimics a sunflower
How to Install Solar Panels with Microinverters
Ask This Old House home technology expert Ross Trethewey shows host Kevin O’Connor how to install solar panels on the AskTOH workshop roof
Future House | Net Zero Neighborhood
Ask This Old House home technology expert Ross Trethewey visits a community that plans to have all net zero energy capable housing
Future House | Drinking Water from Thin Air
Ask This Old House smart technology expert Ross Trethewey finds a solar panel that can generate clean drinking water out of thin air
Future House | Living Off the Grid Comfortably
Ask This Old House home technology expert Ross Trethewey visits an off-the-grid home in South Carolina that’s testing commercial HVAC equipment.
How to Provide Backup Power without Gas
Ask This Old House master electrician Scott Caron shows off a battery-powered generator that is capable of being charged by solar.
Understanding Solar Power
Thinking about installing solar panels on your house? Watch as This Old House plumbing and heating expert Richard Trethewey explains the complexities of modern solar-power systems.
How to Install a Home Wind Turbine
Renewable-energy expert Ross Trethewey shows Ask This Old House host Kevin O'Connor why Texas is the ideal environment for a wind turbine
What Germany Can Teach Us About Home Energy
Ask This Old House plumbing and heating expert Richard Trethewey takes host Kevin O'Connor on a tour of Germany with an eye toward renewable energy and sustainable home heating.
How to Install Solar Panels on a Roof
Capturing and converting the sun's energy with This Old House energy expert Ross Trethewey