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Built in edge
"Wall edge sticker" indicates the recommended edge of installation of fire damper into the fire partition structure (wall).
The damper must be installed so that the entire damper blade - in the closed position - is located inside the fire separating structure
(wall) and at the same time the control mechanism and inspection openings are freely accessible.
The control mechanism has to be protected (covered) against damage and pollution during
installation process.
All fire dampers has to be closed during installation process. The damper body should not be
deformed in the course of bricking in. Once the damper is built in, its blade should not grind on
the damper body during opening or closing.
Installation opening dimensions
* 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)
Built in edge
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