Mandik FDMB Manual page 31
Fire dampers
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Also See for FDMB:
- Manual (87 pages) ,
- Technical documentation manual (49 pages) ,
- Installation and operation manual (48 pages)
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Installation opening dimensions
For dampers with flanges is valid D + 160 mm
** The recommended dimension of the installation opening is
from 40 mm to 80 mm on the both sides (it means from D+80
to D+160)
*** The recommended dimension of the installation opening is
from 25 mm to 50 mm on the both sides (it means from A+50
to A+100 or B+50 to B+100)
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