As the inventor of the foam-filled aluminium roller shutter slat, heroal supplies high-quality, efficient and innovative roller shutter systems, standing out for best values in terms of security, sound insulation and thermal insulation. The extensive product portfolio for in-wall, surface-mounted and top-mounted roller shutters, available as system items, finished curtains and finished elements, offers the perfect solution for every installation situation and all technical requirements and customer needs. Standardised machining and well-thought-out design details of the different roller shutter systems provide for an easy and efficient fabrication.