EXISTING CONSTRUCTION (JOIST/ABOVE CEILING ACCESS APPLICATION) INSTALLATION
INSTRUCTIONS
2. Determine mounting method.
A. If the joist space is from 14 in. to 18 in.,
continue to Step 3- 7 on Page 11 - 12.
B. If the joist space is from 18 in. to 28 in.,
proceed to Step 8 - 11 on Page 13 - 14.
3. Insert two hanger bars (C) to the housing (A), ensuring
the hanger bars (C) are snug against the opposite joist
you chose.
4. Connect the round ductwork (not included) to the duct
adaptor (D) and secure with duct tape (not included) or
clamps (not included). Then attach the duct adaptor
(D) to the housing (A) by inserting the hooks of the duct
adaptor (D) into the slots on the housing (A), and using
the duct adaptor screw (II), tighten the duct adaptor
screw (II) securely.
Hardware Used
0
Duct Adaptor Screw
()II
X
1
11
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