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We serve MA, NH, CT, RI, ME, VT, NJ, PA, and TX
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Use the free estimator for a preliminary layout, or share your preferred response method with the commercial team. Final feasibility still requires site, utility, and engineering review.

A non-penetrating solar installation on the historic meeting house roof at 630 Massachusetts Avenue.
Project brief
NuWatt completed a 18 kW solar project at First Parish Unitarian Universalist of Arlington in Arlington, MA, in 2017. The documented mounting system is Standing-seam clamps, non-penetrating. The project was delivered under a Third-party PPA structure.
Design response
Add solar to a historic copper roof while preserving the original roof envelope.
Use standing-seam clamps and trim the final system from the 19.95 kW proposal to the utility-completion size.
At a glance
On site
Installation photography and site context from the project record.
Project photographyNuWatt completed a 18 kW solar project at First Parish Unitarian Universalist of Arlington in Arlington, MA, in 2017. The documented mounting system is Standing-seam clamps, non-penetrating. The project was delivered under a Third-party PPA structure.
The standing-seam clamp design kept the historic copper roof non-penetrating at the completed 18 kW system size.
The documented mounting system is Standing-seam clamps, non-penetrating on Historic copper standing-seam roof.
Use the roof estimator to begin with the building, roof constraints, and usable area before requesting a full engineering assessment.