Galvanized steel segmented bends 30° with rubber sealing.
Radius R = 1 x D (upto Ø630), R=0.75 x D (starting from Ø710).
Connection pieces with airthightness class C to EN 12237. The airthightness class is also determined by the mounting on the construction site.
Explanation :
BDSG30 = Bend type
200 = Diameter of bend