17 Best Solar Companies in Windham, CT (2023 Reviews)
We analyzed over 1500 solar companies in the nation,
and have selected the top 17 in Windham based on:
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Customer review scores
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Service area for Windham, CT
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Company policies and services offered
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Accreditations and certifications
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Average Windham homeowner saves $1,881/year with solar panels
Updated May 04, 2023
Why you can trust EcoWatch
Best Solar Companies in Windham
Looking for the top solar companies in Windham? Installing solar panels is an exciting home addition that many homeowners find beneficial for their wallets, communities and the planet. Installation costs can be high, but switching to solar will save you money on your energy bills over time. In fact, you can potentially save about $22,000 over 20 years.
There are plenty of installers to choose from, but in this article, we'll help you pin down your options by recommending some of the best solar companies in Windham. To help you know if solar panels are something you should get for your home, you can get a free, no-obligation quote from one of the best solar companies in Windham by clicking the button below.
Best Regional Coverage
Momentum Solar
- Great warranty coverage
- Representatives are experts on local policies
- Concierge service ensures steady communication
- Slightly limited service offerings
EcoWatch Rankings for Solar Companies in Windham

SunPower
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Most efficient panels on the market
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National coverage
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Cradle to Cradle sustainability certification
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Great warranty coverage
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Expensive
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Customer service varies by local dealer
Services Offered
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Solar Panels
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Solar Batteries
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EV Chargers
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System Monitoring

Momentum Solar
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Great warranty coverage
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Representatives are experts on local policies
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Concierge service ensures steady communication
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Slightly limited service offerings
Services Offered
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Solar Panels
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Solar Batteries

Earthlight Technologies
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Clear Pricing Policy
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Outstanding Customer Support
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Recognized Excellence
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Prompt Service Delivery
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Free Quotes
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Informative Resources
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Limited information available on website
Services Offered
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Business installations
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Energy storage solutions
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Expert panel installation
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Integrated roofing
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Home installations
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Tailored solutions

Sunrun
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Expansive service area
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Many financing options
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Some reported issues with customer service
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Some reported issues with door-to-door sales
Services Offered
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Solar Panels
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Solar Batteries
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EV Chargers
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Energy-Efficiency Upgrades

Palmetto Solar
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Expansive service area
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Makes charitable contributions
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Certified B Corp
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No leases or PPAs
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Quality of installation may vary by location
Services Offered
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Solar Panels
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Solar Batteries
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Energy-Efficiency Upgrades
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Maintenance & Repairs

Trinity Solar
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Many financing options
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Family-owned and -operated
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Makes charitable contributions
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Limited service area
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Relatively short workmanship warranty
Services Offered
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Solar Panels
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Solar Batteries
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Energy-Efficiency Upgrades

Tesla Energy
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Price-match guarantee
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Sleek, efficient, and durable solar panels
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Best solar battery on the market
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Some reported issues with customer service
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Customer service varies by local dealer
Services Offered
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Solar Panels
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Solar Batteries
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EV Chargers
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Solar Roof Shingles
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System Monitoring

SunRun Solar
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Clear Pricing Policy
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Outstanding Customer Support
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Free Quotes
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Informative Resources
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Limited information available on website
Services Offered
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Tailored solutions
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Expert panel installation
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Energy storage solutions
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Home installations

Suntastic Solutions
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Clear Pricing Policy
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Free Quotes
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Outstanding Customer Support
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Limited information available on website
Services Offered
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Tailored solutions
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Skilled repairs
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Expert panel installation
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Energy storage solutions
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Home installations

GM Industries, Inc
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Clear Pricing Policy
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Free Quotes
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Outstanding Customer Support
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Informative Resources
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Limited information available on website
Services Offered
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Home installations
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Tailored solutions
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Energy storage solutions
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Business installations
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End-to-end services
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Integrated roofing
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Expert panel installation

Solar Panel Cleaning
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Outstanding Customer Support
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Informative Resources
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Free Quotes
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Clear Pricing Policy
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Limited information available on website
Services Offered
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Tailored solutions
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Business installations
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Home installations
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Expert panel installation
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Energy storage solutions

Offshore Construction
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Informative Resources
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Limited information available on website
Services Offered
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Integrated roofing
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Tailored solutions
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Business installations
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End-to-end services
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Home installations

SolarSynthesis
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Outstanding Customer Support
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Free Quotes
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Clear Pricing Policy
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Informative Resources
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Limited information available on website
Services Offered
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Home installations
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Business installations
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Energy storage solutions
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Tailored solutions

Deer Valley O & M - Solar O&M
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Outstanding Customer Support
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Free Quotes
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Prompt Service Delivery
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Informative Resources
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Clear Pricing Policy
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Limited information available on website
Services Offered
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Energy storage solutions
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Home installations
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Business installations
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Expert panel installation
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Tailored solutions

Elite Energy Consulting
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Informative Resources
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Free Quotes
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Outstanding Customer Support
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Limited information available on website
Services Offered
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Home installations
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Tailored solutions
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Expert panel installation

Everlast Energy
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Outstanding Customer Support
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Free Quotes
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Informative Resources
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Clear Pricing Policy
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Limited information available on website
Services Offered
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Home installations
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Business installations
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Expert panel installation
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Tailored solutions
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Energy storage solutions

Northeast Smart Energy LLC
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Informative Resources
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Free Quotes
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Outstanding Customer Support
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Clear Pricing Policy
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Limited information available on website
Services Offered
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Business installations
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Tailored solutions
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Home installations
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Expert panel installation
Methodology: How We Ranked the Best Solar Companies in Windham
EcoWatch's solar experts analyzed each solar company in Windham based on criteria such as its reputation in the industry, customer reviews, services, warranty coverage and financing. Using this solar methodology, we used the data we collected to rate and rank each company and narrow down our picks for the best solar companies in Windham
Below are some the criteria we examined specifically for Connecticut solar companies
- Brand reputation and certifications (20%): We take each company's Better Business Bureau (BBB) score into consideration, as well as how long the installer has been in business (at least 5 years is required, 10 preferred) and what type of solar certifications it holds.
- Customer reviews (20%): Trust is a top priority at EcoWatch, so we take customer experience under close consideration. We scour different review sites and customer testimonials when ranking our top solar companies, checking sites such as Trustpilot and Google Reviews. We also consider any potential complaints or lawsuits filed against these companies and award or remove points accordingly.
- Warranty (20%): A company earns a perfect score in this category if it offers 25-year warranties that cover performance, product and workmanship. The industry standard that we measure companies against is 25-year product and performance warranties, along with a 10-year workmanship warranty. We also look closely into the track record of the post-installation support each company provides in terms of honoring its contracts
- Solar services (10%): All of the companies we review install solar panels, but we award companies higher points if they offer additional services for customers, like battery installation, energy-efficiency audits, and EV chargers.
- Pricing and financing (10%): It's hard to get exact quotes for solar projects, but we use marketplace research to determine how each company prices its equipment and installation services. Additionally, companies that offer more help for panel financing — like in-house loans, leases, or PPAs — score higher than those that don't.
- Availability (10%): The bigger the service area, the higher the company will score.
- Transparency and accessibility (5%): Solar installers that offer free consultations and easy contact methods score higher in this category.
- Environmental, social and corporate governance factors (5%): A company earns a perfect score in this category if it offers public data disclosure, addresses end-of-life (EOL) products or processes, and demonstrates a commitment to uplifting the communities that it serves.
The Cost and Benefits of Solar in Windham
The cost of putting up solar panels has decreased significantly over the past few years, but it's still a large investment for most homeowners. There are several factors you should take into consideration when determining how much it will cost and how much you can save, including:
- System size and type: Some models are more expensive than others, so the one you want to get can raise or lower your upfront cost. Plus, the more solar panels you need to buy, the more it'll cost.
- Incentives: Along with the federal Solar Investment Tax Credit (ITC), which lets you receive a tax credit curretnly worth 30% of your overall installation cost, your local government may offer additional tax exemptions, credits or rebates that can help you save even more. Not including incentives, you can save an average of $22,000 over the first 20 years with your solar system, too.
- How much power your household consumes: Households that consume plenty of power each month may require more solar panels and, therefore, be more costly, but will also benefit more over time.
- How much sunlight your roof gets: If your roof doesn't get a lot of direct sunlight, your solar panels won't be able to produce as much energy, which will give you lower savings on electricity bills than a roof that gets lots of sunlight.
Even though a solar panel system costs a decent chunk of money upfront, it can save you thousands of dollars over time. The question of how much, though, depends on several factors, like the size of your house and your energy consumption.
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If you're interested in finding out what your impact could be if you switch to solar, you can use the calculator below. You can also view our solar panel cost guide for Windham, CT.
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Solar Incentives in Windham
Because solar power is a cleaner source of energy than fossil fuels, there are several government incentives available to encourage its adoption. There are a lot of federal, state and local rebates and tax credits that let you earn a decent amount of money back after buying a solar panel system. Our article on solar incentives goes over more in-depth information on the incentives you can find in Windham.
Environmental Impact of Switching to Solar in Windham
There are a few primary reasons why people want to invest in solar energy: for the good of their bank accounts and the planet. Many homeowners might be wondering how much exactly they can impact the environment by switching to solar in Windham, though. In a city like Windham where energy use is somewhat high, making the switch to solar power is a good plan for people who are worried about the state of the planet. When you go solar, your carbon footprint can be lowered by about 40 pounds every year. The great things about solar power are infinite — just like solar power is! That's why so many homeowners have been happy with using solar energy.
Best Regional Coverage
Momentum Solar
- Great warranty coverage
- Representatives are experts on local policies
- Concierge service ensures steady communication
- Slightly limited service offerings
EcoWatch's Windham, CT Solar Company Rankings FAQs
What is the best solar panel installation company in Windham?
In Windham, Prime Energy Solar is the best local solar company. Our team of experts rates it 5.00 stars, so it's a great choice if you're looking to add solar panels to your house.
What are the best and worst things about solar power?
The advantages of solar power are that it can decrease or, in some cases, 100% eradicate your electricity bills, improve the value of your home and lower your carbon footprint. The disadvantages are that solar panels can be pricey to install, you may not save a lot if you don't use a lot of electricity and it doesn't work for all roof types and locations.
How long does it take for solar to pay for itself?
Solar panels generally pay for themselves in about 8.3 years, but your solar payback period will vary depending on your utility costs. The higher your typical electricity bill, the quicker your solar panel system will pay for itself.
What is solar panel capacity and how much do I need for my house?
Solar panel capacity is the amount of energy the panels can produce under ideal conditions (a sunny day around noon). The average household has to install between 20 and 35 panels to account for their typical energy usage.
Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert’s opinion on the top solar companies featured here, follow this link.
Company research was conducted by Melissa Smith and Karsten Neumeister. Local data analysis was conducted by James Savino. See something we missed or could do better? Email the editor.