What this publication is for
A solar project brings several decisions together: the condition of the roof, the choice of generating technology, the way electricity is billed and the need for backup. Sales proposals often combine these into one price. Redwood separates the questions so they are easier to evaluate.
Our focus is California homeowners. We explain terms, compare scopes and connect readers with original sources. We favor a useful question list over a universal promise of savings or a ranking without documented testing.
Start with solar roofing explained, then use the guides on roof readiness, backup power and California billing to investigate your own project.
What readers can expect
Technical terms are explained when they are introduced. Comparisons identify the inputs you need to obtain. Date-sensitive statements link to the relevant agency or original publication. Source-review dates are recorded in the editorial policy.
This edition does not sell installation services, collect quote requests or rank paid installation partners. It is a starting point for research, not a substitute for a site assessment or an individual financial decision.
We do not claim field testing, professional qualifications or project experience that has not been documented. See the editorial policy for how AI assistance, sourcing and future commercial relationships are handled.
The domain’s solar-roofing history
The earlier Redwood Renewables website concerned a solar-roofing venture and roof-integrated photovoltaic concepts. Older articles and business listings still refer readers to this domain.
Wayback Machine records the earlier homepage on June 13, 2007. The preserved About, Concept, Products and Contact addresses also appear in captures from December 4, 2008, including the earlier About page.
This is a new information project. It is not presented as the continuation of that manufacturer, its staff or its customer service. Historical patents, warranties, partnerships and performance claims should not be attributed to the current publication.
For readers following older references, the domain retains its original core page addresses and the historical 16-page presentation. The PDF is an archival document, not current technical or purchasing guidance.
Where to begin
Comparing a new roof with solar? Read the technology comparison. Trying to understand a savings estimate? Begin with your utility bill. Need help with an existing installation or contract? Use the contact and resource directory to find the appropriate organization.
A roof that makes electricity.
What solar roofing is, how it differs from panels, and where to start when you are planning a California home.