Mandik FDMB Manual page 68

Insert part A, B on body of fire damper in correct position
Lock screw C
It has to be done on each corner of VRM
1) Cut the groove for profil U25x40x25
35
2) Insert profile into groove
3) Fix profile 4) Fix second layer of insulation
100
Screw 4,2x50
max. 350
Installation details see chapter 7
67