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Tel: +44 (0) 1622 711500
Operating and maintenance instructions
SDFC Series for Plasterboard ceiling
Product Description
SDFC Fixed Blade Swirl Diffusers
Tools Required
1 x Large cross head screwdriver
1 x Pop riveter
1 x ø3.5mm drill bit
1 x Power drill
Plenum Installation:
1-
Install the plenum box in its desired position prior to
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lower the plenum as required to give a dimension of
20 to 25mm from the proposed ceiling face (Figures
1
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the plenum in place using the lock nuts on the drop
rods.
2-
After the ceiling has been installed, mark out the
required diffuser position then cut out the appropriate
clearance hole size (Figures 2
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hole sizes are as follows:
3-
Offer up the diffuser into the ceiling opening
making sure that the stack on the rear of the diffuser
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(Figures 3
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remove its plastic cap and secure the diffuser to the
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in(Figures 3a
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distort to the diffuser face.
Figure 1: Install plenum box
Figure 2: Cut out clearance hole
Figure 3: Offer up diffuser to ceiling opening
Figure 3a: Screw diffuser in place
20 to 25mm
Proposed ceiling face
Model
Cutout Size
SDFC-125
160
SDFC-160
200
SDFC-200
250
SDFC-250
300
SDFC-315
370
SDFC-400
460
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