With straight running sliding shutters and folding sliding shutters windows can be shaded, rooms darkened and facades architecturally enhanced. The wind load-tested HELM 80, 140 and 150 hardware systems are suitable for all types of door leaves – whether made of aluminium, timber, expanded metal or fabric – and leaf weights of up to 120 kg. The application spectrum ranges from manually operated single-leaf systems to multi-leaf automation solutions that can be integrated into Smart Home systems.