NuTone 671R Specifications

DESCRIPTION
• Designed for large baths, utility rooms or laundry rooms.
• Model 671R: For baths up to 85 sq. ft.; other rooms
up to 110 sq. ft.
Model 672R: For baths up to 105 sq. ft.; other rooms
up to 135 sq. ft.
• Attractive Polymeric Grille fastens easily with
torsion springs.
• Motor quietly drives electronically balanced polypropylene
blower wheel.
• Prewired outlet box; plug-in receptacle.
• Quiet plastic backdraft damper operates automatically.
• Refer to NuTone's catalog for a complete line of accessories to
effectively adapt this Exhaust Fan
to your construction requirements.
DESIGN FEATURES
Air Delivery: Model 671R: 90 CFM at 0.10" S.P.
Model 672R: 110 CFM at 0.10" S.P.
Sound Level: Model 671R: 3.0 Sones.
Model 672R: 4.0 Sones.
Dimensions: Housing: 9" x 9" x 5
Grille: 10
Material & Finish: Housing: Cold rolled steel, galvanized.
Grille: White polymeric.
Motor: Fully encased, plug-in, thermally
protected, 115vAC, 60 Hz.
Model 671R: 0.8 Amp.
Model 672R: 1.2 Amp.
Blower Wheel: Polypropylene.
Duct Size: 4" diameter.
INSTALLATION
• Unit is designed for ceiling installation and attaches to joists or
header between joists with slotted mounting bracket.
• Connects to 4" round duct.
• Grille installs with torsion springs and adjusts to ceiling
thickness.
• Switch must be purchased separately. Refer to NuTone's
catalog.
• Installation Instructions included with each unit.
REFERENCE
3 ⁄ " deep.
4
1 ⁄ " x 10 1 ⁄ " x 9 ⁄ ".
2 4 1 6
QTY.
Exhaust Fans
TYPICAL INSTALLATION
4" DIAMETER DUCT
90° ELBOW
ARCHITECT'S SPECIFICATIONS
Exhaust Fan(s) shall be Model Number 671R or
Model Number 672R as manufactured by NuTone
according to listed specifications.
Model 671R shall ventilate 90 CFM (45 L/s) at 0.10" S.P. at a
sound level or 2.5 Sones.
Model 672R shall ventilate 110 CFM (52 L/s) at 0.10" S.P. at
a sound level of 4.0 Sones.
The housing of either unit shall measure 9" x 9" x 5
and connect to 4" round duct.
REMARKS
Architectural & Engineering Specifications
Bathroom
MODELS: 671R & 672R
ROOF CAP
WALL CAP
Project
Location
Architect
Engineer
Contractor
Submitted by
March 2004
3 ⁄ " deep
4
Date