Installation Guide
8
 ASSEMBLY INSTRUCTIONS
Duct screw
Wood support screwed in from 
underneath. Screw is far enough away 
from the edge of sheetrock to prevent 
crumblimg.
Wood support 
2
a
1
1
A
A
a
9.4"
9.4"
10 
1/4
in.
10
 1/4
 in.
6
3.5 in.
3
4
6
2. Measure the opening to ensure it is large enough 
to accommodate the new fan body (10 1/4 in. x 10 
1/4 in.).
3. If this fan is not replacing an old fan, be sure to cut 
a 10 1/4 in. x 10 1/4 in. opening for the fan body 
 .
Install from below, no need for suspension
brackets (no attic access)
4.  Remove fan unit by removing 3 screws.
5.  Remove duct connector by removing duct screw.
6.   A piece of wood (not supplied) is screwed in 
from below through the ceiling board. Suggested 
size is 1 in. x 3 in. x 14 in. Position the screws far 
enough away from the edge of the ceiling board 
that it does not crumble and give way. Put screws 
in both ends of wood beyond the 10 1/4 in. hole. 
Keep screws in range of grille.
5
1










