Smoke extract duct, fire-resistant, tested to EN 1366-8, gross density
≈
500 kg/m³, wall thickness ≥ 35 mm or
equivalent, e.g. Promat type AD40 or L500, d = 40 mm
1.
Fix the reinforcing board (Fig. 15/6) to the smoke control damper on both sides with dry wall screws; (pre-drill
holes with
∅
3 mm),
≤
100 mm distance between screws, use at least 2 screws.
2.
Suspend the smoke control damper
Chapter 5.7 ‘Suspending the smoke control damper’ on page 26
.
3.
Make and suspend a fire-resistant smoke extract duct underneath the smoke control damper according to the
manufacturer's instructions.
4.
Connect the fire-resistant smoke extract duct to the smoke control damper by placing an angle section
(Fig. 15/7) between the duct and the damper. Apply glue to the angle sections at the joints, at the smoke
extract duct and the smoke control damper, then link the sections with steel staples, distance
≤
150 mm.
Connect the smoke extract duct to the EK-EU,
Follow the manufacturer's instructions here also.
Installation
Fire-resistant smoke extract ducts > On top of horizontal smoke extract ducts
Smoke control damper Type EK-EU
25