... unloading, installation, and support framework. Fire-retardant KETELONG® PC Diamand Sheet's Self-ignition is 580 ° C, self-extinguishing after away ... site use of cold-formed, installation into the arched, semi-circular roof and windows. Minimum bend radius for the introduction ... and storehouses; passageways, corridors and parking sheds 2,Gymnasium, decorative display, swimming-pools, interior lighting