
Architectural & Engineering Specifications
August 2012
DESCRIPTION
TRIM RING BAFFLE:
 Polymeric construction with matte white finish
•
 Recessed styling, mounts flush with finished ceiling 
•
 Integrated humidity sensor
•
LAMP:
 Uses R30-shaped, 2700K, 16W, high efficacy, compact 
•
fluorescent lamp with GU24 base (included)
BLOWER:
 Plug-in, permanently lubricated, motor
•
 Dynamically balanced centrifugal blower wheel for quiet, 
•
efficient performance
 Quiet operation
•
HOUSING:
 Fits in 2” x 8” construction
•
 Rugged, 26 gage, galvanized steel construction
•
 4” round, polymeric duct connector with 2” tapered sleeve and 
•
no metallic clatter
 Adjustable mounting brackets span up to 24”
•
CONTROLS: (purchase separately)
 Model VS-96 - One rocker switch with “on” indicator light
•
 Model VS-86SN - Two rocker switches - fits single outlet box
•
AUTOMATIC CONTROL:
 Humidity control automatically turns fan ON when either of 
•
these conditions is detected:
  - a rapid to moderate (user adjustable) increase of humidity
  - humidity above user-adjustable set-point (50%-80% RH) 
 Two wire manual operation for odor control - Turns fan ON 
•
when power line through wall switch is cycled ON, OFF and 
back ON
 Remains ON for a user-adjustable 5 to 60 minutes after 
•
humidity has stabilized and is below set-point or after 
manually initiated through power line cycling
 Saves energy because unit runs only for the time required. A 
•
unit controlled with a wall timer may keep fan ON longer than 
required or turn it OFF before room is sufficiently ventilated
Humidity Sensing
Recessed
Fan / Fluorescent
Light
MODEL 744SFLNT
U.L. Listed for use in insulated ceilings (TYPE I.C.)
U.L. Listed for use over bathtubs and showers when connected to 
a GFCI protected branch circuit.
Title 24 compliant.
ENERGY STAR qualified.
Broan-NuTone LLC  Hartford, Wisconsin  www.nutone.com  800-558-1711
Broan-NuTone Canada  Missisauga, Ontario  www.nutone.ca  877-896-1119
  REFERENCE QTY.  REMARKS  Project
      Location
      Architect
      Engineer
      Contractor
        Submitted by    Date
  21H 99044980B
 

HUMIDITY SENSING RECESSED 
FAN / FLUORESCENT LIGHT
MODEL 744SFLNT
TYPICAL SPECIFICATION
Fan / Light shall be NuTone Model 744SFLNT as manufactured by 
NuTone according to specifications listed:
Fan / Light shall have corrosion resistant steel housing and adjustable 
mounting brackets.
Motor assembly to be removable and permanently lubricated.
Non-metallic damper/duct connector to be included.
Fan and Light to operate separately or in combination.
Fan / Light must use an R30-shaped, 2700K, 16W, high efficacy, 
GU24-based, compact fluorescent lamp.
Air delivery shall be no less than 70 CFM and sound level no greater 
than 1.5 Sones. All air and sound ratings shall be certified by HVI.
Fan / Light must be U.L. and cU.L. Listed for use in insulated ceilings 
(Type I.C.).
Fan / Light must be Title 24 compliant.
Fan / Light must be ENERGY STAR qualified.
The unit will have a control that will automatically turn fan ON 
when humidity increase is rapid to moderate (user adjustable), or 
when humidity is higher than user-adjustable set-point (50%-80% 
Relative Humidity), or when supply power is cycled from ON (for 
more than a second) to OFF (for less than a second) and back 
ON. It shall be user-adjustable to turn OFF 5 to 60 minutes after 
humidity has stabilized and is below user-adjustable set-point, or 
after manually initiated by supply power cycling.
SPECIFICATIONS
  MODEL  VOLTS AMPS* 
  744SFLNT 120 0.7
 STATIC PRESSURE CFM SONES FAN WATTS  DUCT
  0.10  70  1.5  34.4  4” Round
 0.25 55
* Total Connected Load
HVI-2100 CERTIFIED RATINGS comply with new testing 
technologies and procedures prescribed by the Home Ventilating 
Institute, for off-the-shelf products, as they are available to 
consumers. Product performance is rated at 0.1 in. static pressure, 
based on tests conducted in a state-of-the-art test laboratory. 
Sones are a measure of humanly-perceived loudness, based on 
laboratory measurements.
INSTALLATION
Complete installation instructions are included with each Humidity 
Sensing Recessed Fan / Light.
Broan-NuTone LLC  Hartford, Wisconsin  www.nutone.com  800-558-1711 
Broan-NuTone Canada  Missisauga, Ontario  www.nutone.ca  877-896-1119