Quick Start Manual

MODELS 50NT • 80NT
Page 2
*
Additional framing must be a 2x6 (minimum height).
TYPICAL INSTALLATIONS
HOUSING MOUNTED DIRECTLY TO JOIST
2x6 (or larger).
HOUSING MOUNTED TO 2x4 TRUSS
Requires additional framing for mounting tabs.
HOUSING MOUNTED TO “I” JOIST
Requires additional framing for mounting tabs.
SUSPENDED CEILINGS
Housing hung with wires - 3-point mount.
HOUSING
2 x 4
CEILING
JOIST or
TRUSS
MOUNTING
TABS
GRILLE
CEILING
MATERIAL
POWER CABLE
ADDITIONAL
FRAMING
2 x 4
CEILING
JOIST or
TRUSS
HOUSING
CEILING
JOIST
MOUNTING TABS
GRILLE
CEILING
MATERIAL
POWER CABLE
HOUSING
MOUNTING
TABS
GRILLE
CEILING
MATERIAL
POWER CABLE
ADDITIONAL
FRAMING
"I"
JOIST
"I"
JOIS
T
MOUNTING
TAB
GRILLE
SUSPENDED
CEILING MATERIAL
POWER
CABLE
4" ROUND
DUCT
HOUSING
HOUSING MOUNTED IN
ANY LOCATION BETWEEN JOISTS
Requires additional framing for mounting tabs.
HOUSING
MOUNTING
TABS
CEILING
MATERIAL
POWER CABLE
ADDITIONAL
FRAMING
"I"
JOIST
"I"
JOIST
GRILLE
*Purchase
separately.
INSULATION*
(Place around and
over Fan Housing.)
ROOF CAP*
(with built-in
damper)
FAN
HOUSING
POWER
CABLE*
4-IN. ROUND
DUCT*
4-IN.
ROUND
ELBOWS*
Seal gaps
around
Housing.
Seal duct
joints with
tape.
OR
Keep duct
runs short.
WALL CAP*
(with built-in
damper)