1) We can supply access panel / drywall trapdoor 2) Size: 300 x 300mm to 500 ... ,200mm, special size or design available as pe Parts name: access panel / drywall trapdoorSize: 300 x 300mm, 400 x 400mm, 500 ... strong, moisture resistance3) Precision component, perfect finishing4) Removable door panelApply field: overhaul mouth (door) for wall and roof of buildings