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If you have just started your solar educational journey, you might be wondering what the difference is between kWs and kWhs. Both terms get tossed around a lot in solar PV system conversations, and it is important to know what each means.

Kilowatts (kWs)

A kilowatt (kW) is a measure of power, or capacity. A kilowatt is 1,000 watts. Your lightbulbs are rated in watts–in the old incandescent world of lightbulbs, a standard 60W bulb needs 60 watts to turn on, and it puts out a certain amount of light. If you wanted more light from a single bulb, you … Read More

Switching to solar power is a big decision for many households. Determining the economics of solar is of utmost importance in making that decision. The full-picture economics—not simply the price tag of the installation—is what we outline in this post.

Even as recently as 15 years ago, the economics of solar PV did not make sense for most homeowners, let alone municipalities or big commercial enterprises. Solar was not as efficient, it was costly, and storage of excess sun power was a big issue; all of these factors meant that solar’s payback was decades.

These days, solar panels are 25% … Read More

In the first Be a Smart Solar Buyer post, we discussed the importance of asking the right questions about equipment specifications and warranties. Now we move onto the aesthetics of a solar installation.

Aesthetics

The aesthetics of the panels on your roof will definitely set certain installers apart from others. Whether you are thinking about installing panels on the front or back of your house, you probably care about how they look. You know who else cares about how they look? Future buyers. Unless you are certain you will still be living in your house in 30 or 40 years … Read More

So, you are thinking about solar panels for your roof. You know they drastically reduce your electricity bill and they are among the most environmentally friendly technologies on the market. You are ready to start your search…

..but what if you don’t know anything about solar? How do you know where to begin? A panel is a panel, right? How will you know if you’re making the best decision for your home?

The great news is, solar is a pretty simple, safe, and straightforward technology. It’s been around a long time, there are no moving parts to maintain, and at … Read More

Net metering is a beautiful thing for homeowners with solar arrays on their property. But what is it, exactly, and why is it so beneficial for you?  We get asked these questions quite frequently.  Another question we get asked is “Do I need a battery system with solar?”

Virtually every home in Virginia is connected to the power grid. When you install a grid-tied solar photovoltaic (PV) system on your roof, the system hooks into your house’s main electrical panel and feeds electricity directly to your appliances, HVAC, lighting, etc. But your home remains connected to the power grid, just … Read More

Deciding to install solar panels on your property is likely to be a major financial decision. Along with the substantial long-term financial benefit of getting your power from the sun for free, there is the upfront cost of the solar photovoltaic (PV) system to consider. Customers are keen to know what solar incentives are available to them as they decide how large a PV system to install on their roof.

Federal Investment Tax Credit

The most important and impactful financial incentive for solar is the federal Investment Tax Credit (ITC). The ITC is a dollar-for-dollar tax credit that homeowners apply … Read More

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