Deflecto FLS User Manual
Technical
Technical Product Specifications
Flexible Metallic Duct with reinforced scrim - 2 ply flexible
duct, UL 181 Class 1 Flexible Air Connector
FLS Duct
Model No. Description
FLS0325 UL Listed, 2 ply flexible duct
FLS0425 UL Listed, 2 ply flexible duct
FLS0450 UL Listed, 2 ply flexible duct
FLS0525 UL Listed, 2 ply flexible duct
FLS0625 UL Listed, 2 ply flexible duct
FLS0725 UL Listed, 2 ply flexible duct
FLS0825 UL Listed, 2 ply flexible duct
FLS1025 UL Listed, 2 ply flexible duct
Performance Data
for uninsulated aluminum flexible duct
Maximum Velocity
• 4000 FPM
Maximum Rated Pressures
• all diameters 10" w.g. Pos.
• 3"-4"dia., 1" w.g. Neg.
Operating Temperature Range
• -0.4°F to 266°F
UL Listed, Class 1
for installations 14 ft. and under
Ref: MH15761 / UL 181 CAN/ULC S110-M86
Exterior Flame Spread
Flame Spread . . . . . . . . . . . . . . 20
Smoke Developed . . . . . . . . . . . 20
Interior Flame Spread
Flame Spread . . . . . . . . . . . . . . 15
Fuel Content . . . . . . . . . . . . . . 05
Smoke Developed . . . . . . . . . . . 0
General Information
• this duct cannot be used for dryer venting
• use Deflect-o® Supurr-Flex® Duct for
dryer venting
• material:
2 ply duct with fiberglass SCRIM woven
into the aluminum to help keep the
aluminum from tearing is the best duct
in the commercial industry
• UL Listing on Class 1 flexible air connectors
Model No. A length
FLS0325 3"dia. 25 ft.
FLS0425 4"dia. 25 ft.
FLS0450 4"dia. 50 ft.
FLS0525 5"dia. 25 ft.
FLS0625 6"dia. 25 ft.
FLS0725 7"dia. 25 ft.
FLS0825 8"dia. 25 ft.
FLS1025 10"dia. 25 ft.
A
(diameter)
11/01
© 2001
DEFLECTO CORPORATION • P.O. Box 50057 • Indianapolis, IN 46250 • www.deflecto.com
DEFLECTO/Canada Ltd. • St. Catharines, Ontario • Canada L2M 3Y2
Deflecto's policy is one of continual product improvement in design and manufacturing wherever possible,
therefore all specifications and designs are subject to change without notice and without incurring obligations. FLStps-A
shall be limited to installation lengths of
14 feet
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