Walkability, resistance to weather such as hail, wind, snowdrifts and storm.
Double layers of laminated glass 6 + 4 mm + EVA and electric circuit for a total thickness of 11 mm (stratigraphy visible in the attachments); it is tempered glass manufactured by Saint Gobain (the thickest integrated PV on the market).
Sealing between the tiles is ensured by Semperit EPDM gaskets, which, thanks to a special geometry, ensure the weathertightness.   
Specific tests on heat and flame resistance are carried out for the B1 resistance classification.
Different colours can be chosen according to environmental, landscape, regulatory and design requirements.
100% manufactured in Europe at the Onyx Solar production site for Solarplexus Germany according to the highest quality standards for roofing materials, using fully recyclable materials.