Mandik FDMR 60 Manual page 24

Position:
1 Fire damper
2 Solid ceiling construction
3 Mortar or gypsum
4 Duct
4
≥ 25
≥ 50
Position:
1 Fire damper
2 Solid ceiling construction
3 Stuffing box (mineral stone wool min. density 140 kg/m³)
4 Fire protection mastic min. thickness 1 mm
*
≥ 40
*
24
* min. 110 - Concrete/ min. 125 - Aerated concrete
* min. 110 - Concrete/ min. 125 - Aerated concrete
Used materials - example:**
3 Promapyr, Rockwool Steprock HD, Hilti CFS-CT B 1S 140/50
4 Promastop - P, K, Hilti CFS-CT
** Fire resistant insulation and fire resistant board can be
replaced by another approved fire sealing system for
damper installation with equivalent material properties.