Послао сам им маил:
1. What is the best product for coating bronze between Everbrite and ProtectaClear? A: EVERBRITE or ProtectaClear both work good.
2. What is the typical thickness of a coating layer using your products? A: Everbrite is 8 to 12 Microns, and ProtectaClear is 4 to 6 microns. Also, ProtectaClear is harder at H7 with a layer of 4 to 6 microns.
Ако је ово тачно, ProtectaClear има hardness rating на нивоу гранита, кварца, осмиума, ванадиума.