These panels are sandwich type, classified as B-15, with a total panel thickness of 50mm.
They are made up of steel sheets on the exposed sides and the core is made up of mineral wool sheets.
All is manufactured through pressing, applying a flame retardant certified adhesive.
The bulkhead finish is optional and may be made of galvanized steel, coated on the exposed side with a flame retardant PVC decorative layer (according to the color chart), with stainless steel sheet with different finishes or perforated sheet.
These panels may be reinforced with a galvanized steel sheet, on one or both sides.
This type of panel is usually necessary for fitting items which are suspended on the bulkhead.
Moreover, they would also have B-0 class.