Cover for 90° bends, with captive pre-assembled rotary latch locks, height-independent cover for wide-span 90° bends. Due to external influences, such as wind loads, use outdoors is only possible with additional security (self-tapping screws, steel band, etc.). Rotary latches WDRS 20 E3 can be used for additional requirements. for wide-span 90° bends: WRBR ... E3 WSBR ... E3 Dimensions (approx. dimensions) B (inside): 504 mm Material: stainless steel, material no. 1.4301, 1.4303 Material of rotary latch locks: stainless steel, material no. 1.4571