PV Shingles are designed to be more aesthetically pleasing than solar panels. Check out the differences between solar panels and photovoltaic shingles.
So what's the difference between conventional solar panels and photovoltaic shingles?

Among the recent developments in the solar energy collection are photovoltaic shingles that look a lot like regular roof tiles but act like solar panels.
Photovoltaic roof tiles provide all of the benefits of regular solar panels but they look more like conventional roofing materials.
The best thing about photovoltaic shingles is that they blend in with your regular roofing materials... or is it that they turn the sun's light into green power... or maybe it's the fact that they're a good investment in your future and your home.
In any case, if you're looking for unobtrusive solar collectors, photovoltaic roof tiles fill the need.
Made from thin film photovoltaic material, roofing tiles look a lot like regular roofing shingles and come in a variety of colors. Designed to blend in to your roof and your neighborhood they provide all the benefits of solar panels.As with any solar power application, incorporating as many passive solar principles and making your home as energy efficient as possible before estimating the size of your system can save you tens of thousands of dollars on your solar power system.