Gavion ceiling constructive structure cad drawing details that includes a detailed view of Smooth embossed and riveted zinc-alum roof, vapor barrier. dynafoil asphalt felt, structural osb board, expanded polystyrene, Extruded plywood, Piece pine wood, brushed dry, Vapor, concrete base, placement of luminaire in the f.c.r. of fiber plates, mineral types zumtobel staff panos-hf-200, detail "a" detail of change of level of acoustic tiles, isometry of baldosa acustica and much more of structure details.