9
The dimensions of installation opening for the connected air duct depends on the type of sealant- see the table.
Mat: thick 13mm, Paper: thick: 6mm
from outside
Firestop Acrylic sealant CFS-S ACR or similar
D+28, D+14
Mat: thick 9mm
from outside
Firestop Acrylic sealant CFS-S ACR or similar
D+20
Firestop Acrylic sealant CFS-S ACR or similar
D+10
Orstech LSP H thick 20mm + from outside mastic
Firestop coating CFS-CT or PROMASTOP-P or K or similar
D+40
Fire mortar CFS-M RG or similar
D+80
Ø
D
2
Ø
D
Solid wall construction (t≥100mm)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Solid wall construction (t≥100mm)
Wet
Mortar or gypsum
Outside solid wall construction with t≥100mm
(insulation of the pipe between wall and dam-
per made from stone wool)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Outside solid wall construction with t≥100mm
(insulation of the pipe between wall and dam-
per made from stone wool)
Wet
Mortar or gypsum
Solid ceiling construction (t≥125mm for aera-
ted concrete)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Solid ceiling construction (t≥125mm for aera-
ted concrete)
Wet
Mortar or gypsum
Outside solid ceiling construction with
t≥125mm for aerated concrete (insulation of
the pipe between wall and damper made from
stone wool)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Outside solid ceiling construction with
t≥125mm for aerated concrete (insulation of
the pipe between wall and damper made from
stone wool)
Wet
Mortar or gypsum
Gypsum wall construction (t≥100mm)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Gypsum wall construction (t≥100mm)
Wet
Mortar or gypsum
Outside gypsum wall construction with
t≥100mm (insulation of the pipe between wall
and damper made from stone wool)
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Outside gypsum wall construction with
t≥100mm (insulation of the pipe between wall
and damper made from stone wool)
Wet
Mortar or gypsum
Sandwich wall (insulated wall panel) construc-
tion
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
Outside sandwich wall (insulated wall panel)
construction with insulation of the pipe
Dry
Fire resistant sealant or stone wool or
glass fiber fabric
The damper is designed for installation on a wall or intermediate floor for circular air-duct connection.
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