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U-Lok 4700 Welding Exhaust/Utility Blower Duct


Welding exhaust high temperature fume extraction. This 2-ply heavy duty duct provides high temperature service and extra durability.

Material: Inner skin: Silicone coated fiberglass
              Outer skin: Tri-laminate fiberglass coated with aluminized polyester/polyamid
              Available with stainless steel helix

Construction: Mechanical bond, corrosion resistant helix

Diameters: 4” to 24” I.D.

Bend radius: 1.5 X I.D.

Length: 25 feet

Compression Ratio: 4:1

Temperature Range: -20°F (-29°C) to +600°F (315°C)

Color: Metallic silver

Applications

  • High temperature exhaust in hot environments
  • Ideal for removal of welding fumes
  • Very flexible, ideal for difficult installs
  • Outer aluminized fiberglass deflects heat

*Not recommended for contact with sparks or slag



Item #

Hose I.D.

Working Pressure

Negative Pressure

Weight

U-Lok-4700-3.00 3.00 in 4.3 psi 3.2 in/Hg 0.69 lbs/ft
U-Lok-4700-4.00 4.00 in 4 psi 2.7 in/Hg 0.9 lbs/ft
U-Lok-4700-5.00 5.00 in 3.6 psi 2.4 in/Hg 1.13 lbs/ft
U-Lok-4700-6.00 6.00 in 3.5 psi 2.2 in/Hg 1.35 lbs/ft
U-Lok-4700-8.00 8.00 in 3 psi 1.8 in/Hg 1.83 lbs/ft
U-Lok-4700-10.00 10.00 in 2.15 psi 1.6 in/Hg 2.3 lbs/ft
U-Lok-4700-12.00 12.00 in 1.8 psi 1.25 in/Hg 2.75 lbs/ft