Ulok 420

Scraped 2026-05-21 05:57:46

Custom Attributes

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Description

The combination of an additional silicone coating with standard external helix as a scuff guard and a non-glue construction results in the industry standard high-temperature duct. Flame test UL94V-0 compliant.

General Attributes

Product code 3UL420X
Material Fiberglass/Silicone U-Lok 420 with additional silicone coating
Construction Mechanical bond, corrosion resistant helix.
Diameters 3" to 24" I.D.
Bend radius = 1.5" x I.D.
Weight 6" I.D. = 1.1 lbs/ft.
Length 25 ft.
Colour Metallic Grey
Compression Ratio 5:1
Temperature range -65°F to +500°F intermittent.

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