Tunnel Boxes: Efficiency, Insulation and Seamless Installation
At Sunon, we offer high-quality solutions for the installation of both rolling and stackable shutters using tunnel boxes manufactured by Beck+Heun, the European leader in performance and durability.
Tunnel boxes for rolling shutters
Made with high-density polystyrene and reinforced with galvanized steel plates, Beck+Heun’s Roka Therm boxes provide excellent thermal and acoustic insulation. They feature high-quality finishes and integrated aluminum profiles for a solid and long-lasting installation.
Available models:
250×250 mm, 280×300 mm, 300×300 mm, 365×300 mm.
Integrated system
Ideal for large-scale projects, this customizable system includes the tunnel box, side jambs, sills, guide rails, and optional pre-installed insect screens.
We also offer the Windowment system, delivered fully equipped with shutter, window, and mosquito net – speeding up installation and reducing execution time.
Tunnel boxes for stackable shutters
Designed to integrate perfectly with windows, these boxes combine design, energy efficiency, and comfort.
Available models:
Roka Shadow 240×330 mm and Gradmetal 220×400 mm.
