INSTALLATION
WH25
LINDAB SAFE
20/50
EI 120 S Installation within vertical rigid wall
1. Mortar M-10, EN998-2 or plaster putty
Lp Overlap length between re damper and duct: see section
Dimension p.11
D Hole size: see table above
EI 90 S Installation within vertical rigid wall
1. Plasterboard inll panel, thickness 12,5 mm
2. Rock wool, 100 kg/m³
3. Self-drilling screw Ø 3,5 X 45 mm
Lp Overlap length between re damper and duct: see section
Dimension p.11
D Hole size: see table above
WH25
LINDAB SAFE
20/50
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