Product Overview

Triple Lock
™
• Three ply mechanical airtight seam
• Manufactured from dead soft pure aluminum
• ULC Listed
• Greater flexibility
• Exceptional strength
• Corrosive resistant
• Air tight and leakproof
• Vibration deadening properties
• Lightweight and self supporting
• Highly puncture resistant
• High pressure rated
Triple Lock
™
T/L
A semi-rigid and lightweight non-insulated air
duct, manufactured using a dead soft aluminum
strip which is spirally wound and mechanically
joined together to form an air tight and leakproof
three ply mechanical seam. A self-supporting and
corrosive resistant ULC-S110 and UL-181 Class
1 product that provides excellent strength and
flexibility. Adaptable to any low to high pressure
heating, ventilation and air conditioning system.
Suggested Specification
Flexible duct shall be Triple Lock
™
T/L aluminum by
Flexmaster. The duct shall be made of dead soft
aluminum and manufactured in a manner to produce
a three ply mechanical airtight seam forming a
continuous and secure air tight joint. This flexible
aluminum duct will be listed in accordance with
ULC-S110 and classified as Class 1.
Aluminum FLEXIBLE DUCTING
Material Aluminum
Maximum Rated Velocity 20.3 m/s (4000 fpm)
Maximum Positive Pressure 3kPa (12 in. WC)
Maximum Negative Pressure 0.25 kPa (1 in. WC)
Temperature Range -40°F to +600°F ( -40°C to +316°C )
Bend Radius 1½ x diameter
Available Sizes 2” to 24”
Standard Lengths 10ft
ULC Listing Class 1 Connector
NOTE: This ULC Class 1 product has a flame spread rating of not over 25 without evidence
of continued progressive combustion and a smoke developed rating of not over 50.
rev03.11
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Website: www.flexmaster.com
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FLEXMASTER CANADA LTD
GROUP
N OVA F LEX
THE
®