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Written By Todays Homeowner Local Pros
Last Updated June 2024
Today's Homeowner looks at dozens of datapoints on solar companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:
Our panel of experts found the 0 solar companies on this list to have exemplary professional standards, a long portfolio of reliable solar projects, and a good customer reputation. Supporting your home improvement goals with authoritative advice and company recommendations is our mission at Today's Homeowner. Learn more about our methods by clicking here.
63°F
47°F
55%
56lbs CO2e/yr
3.62"
$650/yr
The first important decision you'll make when planning your solar system is what panels to use. There are three main kinds to choose from, and you can decide which one is right for you based on your budget and the design of your home.
In the warm summers of District Of Columbia, you'll get the best results from monocrystalline panels. Each black-hued cell uses only one silicon crystal, meaning you can generate more energy with a small array. Since they're more intricate, they come at a higher-than-average starting price point. However, they also have the longest lifespan and better ROI possibilities than other types of solar panels.
Polycrystalline solar panels have navy blue cells made of multiple silicon fragments. Aside from their lower upfront cost, they have a less wasteful manufacturing process.
However, they take up more space than monocrystalline panels, so you'll need more space on your roof for a high-capacity array.
Thin-film solar panels use different metal alloys instead of silicon crystals. Some homeowners choose them for their lower weight or greater compatibility with unique roof shapes. Others go with them for their high heat resistance and low-light performance. Thin-film panels are a good choice for value in more "partly sunny" areas of District Of Columbia. They maintain efficiency as temperatures fluctuate and work with many different roof shapes.
However, they're less space-efficient than monocrystalline or polycrystalline panels, and you may have better-performing options if your property has high solar potential.
Adopting solar power is a large investment. Once you and your contractor agree on which kind and model of panels to use, you can select from a range of purchase options, like the following:
State governments and utility companies incentivize solar panel installation through a variety of different programs, like:
Curious about solar energy's impact on the District Of Columbia economy? These statistics paint a good picture of the growing solar market in your area.
Want to learn more about solar energy in your area? Take a look at these pages and resources:
A solar water heating system might be the best starting point if you don't have much roof space or want to install fewer panels. However, if you have the budget and space for a photovoltaic system that can power your entire home, you'll have the best possible versatility and value.
Solar energy is more efficient and versatile than other types of renewable energy. You can use solar power for any appliance or fixture in your home or sell it to the grid for more savings.
In today's market, homeowners can choose from three main types of solar panels: monocrystalline, polycrystalline, and thin-film. Monocrystalline panels are the most efficient, with a conversion rate of about 22%. Polycrystalline panels convert around 17%, while thin-film panels convert only around 15%.
Before hiring any contractor, you should verify their experience and expertise to ensure they're qualified for your project. A quality contractor will find ways to minimize your costs without compromising on safety or efficiency, keep an unobtrusive and safe work environment, and practice clear and regular communication.
With progress and innovations, solar energy has become viable in many more places. However, the amount of sunlight someplace gets is still the most impactful factor determining solar viability. In District Of Columbia, the direct sunlight per day is about average.
On average, you can expect to pay about $2,650 per kW for their solar panels. However, this number is dependent on several factors, including the number of panels and the quality of the solar panels you select.
With a solar loan, you can immediately save a lot of money on your electric bills, but your time to return on investment will be slightly longer. In District Of Columbia, the average payback period is about 16.3 years for a 5 kW system.
You can increase your solar system's efficiency by regularly cleaning your panels, ensuring there are no obstructions like tree branches, and upgrading your microinverter or DC optimizer as needed. Your contractor may include panel maintenance as part of a comprehensive plan.