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<Example of construction>
Air supply duct *1
Air supply
fl
ange *1
Air intake
fl
ange *1
Heat insulator *1
Long life pre
fi
lter
(Sold separately)
High-ef
fi
ciency
fi
lter
(Sold separately)
Air intake duct
*1
Descending
inclination
Hood
(with wire netting) *1
Canvas duct *1
(Sold separately)
Filter chamber
Canvas duct *1
Heat insulator *1
Product main unit
Check port
(450 × 450) *1
*1: Locally procured
Wall
1
Air intake duct
y
Connect the air intake duct (Locally procured) to the inlet
fl
ange.
Wrap aluminum tape around connecting part between the air intake port
fl
ange and duct, or provide sealer
so that air does not leak.
y
For the fresh air intake port, attach a hood so that fresh air is sucked from lower side.
And attach wire netting, etc. to the air intake of the hood.
y
Set the air intake duct at descending inclination so that water can be drained even if rainwater enters in.
y
Wrap the outside of the intake duct with heat insulator because it intakes cold air while heating.
2
Air supply duct
Connect the air supply duct (Locally procured) to the Air supply
fl
ange.
Wrap aluminum tape around connecting part of the air supply port
fl
ange and duct or apply packing so that air
does not leak.
