DUCTGARD
–
Installation, Operation and Maintenance
Instructions
8.
Concrete Floor
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(AF) EASY FIX® Angle Frame Installation
8.1
Preferably, the opening would have already been formed. If not, cut an opening
in the floor ensuring that the correct finished size is achieved.
8.2
Mark out the position and size of the required cut size on the floor.
8.3
Make the hole in the floor.
8.4
Check that the prepared finished opening before placing the damper in the floor
8.4.1
The finished aperture size to be nominal duct width +125mm and nominal duct 100mm.
8.5
When placing the damper into the hole, ensure that it sits central in both width and depth.
8.6
With damper in place, drill the 2mm diameter outer pilot holes (View A) out and into the concrete floor to
the appropriate size.
8.7
Place damper in prepared hole and secure in place.
8.8
Fix the angle frame to the floor using suitable steel sleeved anchors min Ø6.5mm.
8.9
It is not a necessity to fill the void behind the angle frame.
8.10
Important:
Ensure that the fixing anchors are located 20mm min from the opening’s edges, so that the
proper fire integrity of the installation will not be compromised.
Using the EASY FIX® flange system and following the instructions for making the aperture will ensure a
correct fit is achieved.
Fig. 5
Page 7
Gilberts AF Damper
