RES Solar
RES Solar designs, installs and repairs custom solar hot water systems for homes and businesses from its Cohasset, Massachusetts headquarters. Residential offerings also include solar radiant-floor heating and a fall pool-closing service.
Business Highlights
- RES Solar is NABCEP-certified in solar heating.
- RES Solar is certified to perform installations through the Mass CEC.
- RES Solar is a certified WBE (Women Business enterprise).
Service Area
Cohasset, Massachusetts, and the South Shore.
Featured on ProsGrade. RES Solar is one of 3 solar companies ProsGrade lists in Weymouth, Massachusetts.
5 services listed, including Solar hot water systems, Solar pool heating and Solar radiant-floor heating. Open 24 hours, 7 days a week. Rated 5.0 from 14 reviews.
- Verified listing details
- Service information
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- Public contact information
- Published local profile
How This Business Compares
How RES Solar compares with the other 2 solar companies on ProsGrade in Weymouth, using public Google ratings and review counts.
- Rated 5.0 on Google, at or above the 4.9 average of other Weymouth solar companies on ProsGrade.
- One of 3 Weymouth solar companies on ProsGrade rated 4.7 or higher from at least 10 reviews.
Services Covered
5 services- Solar hot water systemsResidential add-ons for gas-fired water heaters, indirect tanks or on-demand units.
- Solar pool heatingCommercial systems: roof- or ground-mounted.
- Solar radiant-floor heatingSolar-only or tied to an existing boiler or water heater.
- Solar hot water repair and serviceAll makes and models.
- Solar pool closingFall service; do-it-yourself pool opening and closing checklist.
Reviews
What customers say
Customers praise the team's professionalism, patience and follow-through, including post-installation help. One customer appreciated the quick panel removal and reinstallation around a roof replacement; another reported pool temperatures 8 to 15 degrees warmer after a system was installed on a south-facing garage.
Customer Reviews
Peter Smulowitz
Jack Richman
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Frequently Asked Questions
What does a solar hot water repair visit with RES Solar include?
The technician inspects the panels, controller, pump station, storage tank and plumbing, tests fluid pH and pressure, and explains the findings before work begins.
How long does RES Solar's solar pool heating installation take?
Solar pool heating installations generally take two days.
Does RES Solar offer financing for solar hot water systems?
Mass Save financing is offered for residential solar hot water systems.
Can RES Solar customers monitor collector output?
Customers can view their collectors’ production through an online monitoring service.








