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Step 8. Make a 6" x 6" (150 mm x 150 mm) opening in the outside wall behind the unit. Install a 5"
insulated flexible duct (G) to the air intake adapter using a clamp (H). Attach the other end
of the flexible duct to the air intake grille (J) with another clamp (H). Secure the air intake
grille with 4 screws (K, 4x), not supplied in this kit.
The fresh air intake assembly and duct should be inspected periodically to ensure
that it is not obstructed.
2x
H
G
Example 1
2x
H
G
Example 2
4x
4x
9
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