The Heroal RS 37 RC 2 slim security roller shutter slats are filled with a high-density foam, giving the slats extreme bending strength and stability and allowing them to achieve a burglar resistance class of RC 2 according to DIN 1627.
The durable slats have a coverage width of 38.1 mm and a nominal thickness of 10.16 mm. selector.com/roller-shutter-slats-heroal-rs-37-rc-2