... :Light transmission,Weather resistance,Weather resistance,Fire Polycarbonate LED light panel has the following advantages·Light transmission ... 2times of toughened glass .It is hardly broken.·Temperature property Through the nationgal GV8625-88 test ,its ... 1,no fire drops nor toxic gas. In the temperature from -40C to 120C, the product will not ... 20:13:38 Polycarbonate sheet for the led light box cover