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Garage Exhaust / Indoor Fume Control

U-Lok 440HR

Part Number: 3UL440HR
Single-ply economical silicone/fiberglass duct designed for vehicular exhaust extraction and high temperature air transfer. Ultra flexible mechanical lock construction provides superior tear and tensile strength and eliminates wire movements found in traditional single-ply duct. Air tight construction. Uniform flexibility and compressibility reduces exhaust turbulence and pressure loss.

High temperature air supply and removal
Garage fume control
Combustion by-products
A negative pressure fan system with ambient air inlet is recommended to maximize effectiveness and life of duct. It is important to size the duct diameter according to the exhaust output.


Material: Medium gauge silicone coated fiberglass
Construction: Mechanical lock, external steel scuff guard
Diameters: 2” to 12”
Weight: 6” I.D. = 1.1lbs/ft
Length: 25ft
Compression Ratio: 5:1
Temperature range: -60°F to +500°F
Colour: Orange/red with black external scuff guard
U-Lok 440HR
U-Lok 440HR
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