How to clean fingerprints on DualSun FLASH and SPRING 375 Shingle panels?

The anti-reflective coating of the lenses can leave a greasy haze effect sensitive to fingerprints on the lenses. 

 

A cleaning with isopropyl alcohol allows to clean these marks. 

This product is easily purchased in stores.

 

The difference in coloring between two panels does not affect the photovoltaic production.

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