Flat box U 71 FD

Flat box for installation in concrete, flat construction type for extremely thin walls, 2 screw bosses with 60 mm screw spacing, combinable with normal 71 mm spacing, fully insulated cable transition, suitable for all types of formwork and opposing formwork, with protection rating IP30, for installation in concrete, up to 90°C, halogen-free, 71 x 71 x 38, with smooth face for nail and adhesive fixing