Double-section plasterboard inspection hatch with hydro-plate, parallel rotation system

Double-section plasterboard inspection hatch with hydro-plate, parallel rotation system, removable inner panel with thinkness 12,5 mm, area in cm2 with dimensions 14401/24000 for ceilings and walls.
Max dimensions: 1200 x 2000 mm
On request:
• Cylinder and key lock
• Square head lock