DESCRIPTION
BLOWER:
• Plug-in, permanently lubricated motor - engineered for
continuous operation
• Dynamically balanced centrifugal blower wheel for quiet,
efcient performance
• Maintains a high percentage of rated CFM in less than ideal
installations
• Low RPM for quiet operation
• Resilient anti-vibration motor mounts
HOUSING:
• Rugged, 26 gauge, galvanized steel construction
• 6” round ducting for superior performance
• Polymeric duct connector with tapered sleeve and no metallic
clatter
• 7-5/8” height allows for 2” x 8” (nominal) joist installations
• Sturdy, easy, four-point mounting directly to joist
• Includes unique spacer (patent pending) for mounting to
engineered “I” joists
• Includes hanger bars to position housing anywhere between
16” to 24”-on-center joists
• Two sets of mounting holes for hanger bars allow ush
installation with bottom or top of drywall
• Can be mounted in ceilings up to 12/12 pitch
GRILLE:
• Polymeric construction
• Innovative design - the result of extensive research with
designers and consumers
CONTROLS (Purchase separately):
• Refer to NuTone’s catalog for a complete line of accessories
to effectively adapt these fans to your construction
requirements.
U.L. Listed for use over bathtubs and showers when connected
to a GFCI protected branch circuit (ceiling mount only).
3-Year Warranty
INSTALLATION
Complete installation instructions are included with each Fan.
Architectural & Engineering Specications
December 2007
QTXEN Series
Fans
MODELS QTXEN050,
QTXEN080, QTXEN110, QTXEN150
ARCHITECT’S SPECIFICATION
• Ceiling Ventilator shall be NuTone Model QTXEN050 (QTXEN080)
(QTXEN110) (QTXEN150).
• Ceiling Ventilator shall have corrosion resistant galvanized steel
housing with four-point mounting capability. It shall be ducted to
a roof or wall cap using 6” round ductwork.
• Blower assembly shall be removable, have a centrifugal-type
blower wheel and a permanently lubricated motor designed for
continuous operation and mounted with resilient anti-vibration
mounts.
• Non-metallic damper/duct connector shall be included.
• Air delivery shall be no less than 50 (80) (110) (150) CFM and
sound level no greater than <0.3 (0.3) (0.7) (1.4) Sones. All air
and sound ratings shall be certied by HVI.
• Ceiling ventilator shall be Energy Star® qualied and have an
energy efcient permanent split capacitor motor.
• Ceiling Ventilator shall be U.L. Listed for use over bathtubs and
showers when connected to a GFCI protected branch circuit.
Broan-NuTone LLC Hartford, Wisconsin www.nutone.com 888-336-3948
REFERENCE QTY. REMARKS Project
Location
Architect
Engineer
Contractor
Submitted by Date
70M 99044086A
PERFORMANCE RATINGS
0.0
0.1
0.2
0.3
0.4
0.5
0 10 20 30 40 50 60 70
Airflow (cfm)
Ps (in. w.g.)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0 10 20 30 40 50 60 70 80 90 100
Airflow (cfm)
Ps (in. w.g.)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Airflow (cfm)
Ps (in. w.g.)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170
Airflow (cfm)
Ps (in. w.g.)
AIR FLOW PERFORMANCE
QTXEN SERIES FANS
HVI PERFORMANCE
Model @0.1” Ps @0.1” Ps
QTXEN050 < 0.3 50
QTXEN080 0.3 80
QTXEN110 0.7 110
QTXEN150 1.4 150
AMPS
Model Amps
QTXEN050 0.3
QTXEN080 0.4
QTXEN110 0.4
QTXEN150 0.5
Sones * CFM
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
AMCA’s state-of-the-art test laboratory. Sones
are a measure of humanly-perceived loudness,
based on laboratory measurements.
WEIGHT
Model Shipping
Weight
QTXEN050 12.0 lbs.
QTXEN080 12.0 lbs.
QTXEN110 12.0 lbs.
QTXEN150 12.0 lbs
MODEL QTXEN050
MODEL QTXEN080
Broan-NuTone LLC Hartford, Wisconsin www.nutone.com 888-336-3948
MODEL QTXEN110
MODEL QTXEN150