RDF2 Installation Guide
Page 3
Concrete Slab or T-Bar Construction - UL / cUL Installation
Mount fan/damper assembly to the deck or ceiling structure
above or adjacent to the assembly.
If the assembly is hung from the structure above, a minimum
12 steel wire gauge (3mm) hanger wire must be used. The unit
must be hung with four wires, one on each side.
If the assembly is directly mounted to the adjacent structure, use
#8 (M4) sheet metal screws or 1/4” (6 mm) diameter bolts with
nuts to fasten it to the structure.
Position fan/damper assembly so finished ceiling is flush with
bottom edge of damper.
The ceiling opening must be no larger than the outside of the
damper.
5AInstall Fan/Damper Assembly
Leave this mask in place to prevent
construction dust, drywall spray, or paint
from damaging inside of product.
REMOVE MASK BEFORE
INSTALLING GRILLE.
Laissez ce masque en place pour empêcher
la poussière de construction, le plâtre ou la
peinture, etc. d’endommager
l’intérieur du produit.
ENLEVEZ CE MASQUE AVANT
D’INSTALLER LA GRILLE.
Deje esta cubierta en su lugar para evitar
que polvos de construcción, rocíos de yeso
o pintura dañen el interior del producto.
QUITE LA CUBIERTAANTES
DE INSTALAR LA REJILLA.
99352371A
HANGER
WIRE (4)
SEE DETAILS ON
UL CLASSIFICATION
MARKING ON PRODUCT
Wood Construction - Installation
Mount the fan/damper assembly directly to the adjacent structure.
Position fan/damper assembly so finished ceiling is flush with bot-
tom edge of damper.
The ceiling opening must be no larger than the outside of the
damper.
5BInstall Fan/Damper Assembly
Leave this mask in place to prevent
construction dust, drywall spray, or paint
from damaging inside of product.
REMOVE MASK BEFORE
INSTALLING GRILLE.
Laissez ce masque en place pour empêcher
la poussière de construction, le plâtre ou la
peinture, etc. d’endommager
l’intérieur du produit.
ENLEVEZ CE MASQUE AVANT
D’INSTALLER LA GRILLE.
Deje esta cubierta en su lugar para evitar
que polvos de construcción, rocíos de yeso
o pintura dañen el interior del producto.
QUITE LA CUBIERTAANTES
DE INSTALAR LA REJILLA.
99352371A
Leave this mask in place to prevent
construction dust, drywall spray, or paint
from damaging inside of product.
REMOVE MASK BEFORE
INSTALLING GRILLE.
Laissez ce masque en place pour empêcher
la poussière de construction, le plâtre ou la
peinture, etc. d’endommager
l’intérieur du produit.
ENLEVEZ CE MASQUE AVANT
D’INSTALLER LA GRILLE.
Deje esta cubierta en su lugar para evitar
que polvos de construcción, rocíos de yeso
o pintura dañen el interior del producto.
QUITE LA CUBIERTAANTES
DE INSTALAR LA REJILLA.
99352371A
SCREW
(3)
MOUNTING
BRACKET
SCREW OR
BOLT / NUT (3)
MOUNTING
BRACKET
