Multiplex 21 mm, black varnished (thicker optional)mm
1
Frame material
frame_material
aluminium; one movable intermediate beam per metre of span
1
Application
application
large spans in stage & theatre, seat-row elevations with theatre pitch
1
Every field carries its own trust-tier: core data is confirmed by the manufacturer, peripheral data — by AI (with a source link). Safety-critical parameters (load ratings) are never published below vendor-claimed — a liability requirement.