A more robust, two ply high temperature service duct. Two plies high temperature resistant coated fabric offers a longer service life.

Material: Alumina coated, textile glass fabric reinforced with a fine V4A wire.

Construction: Mechanical bond, galvanized steel helix 

Diameters: 4” to 24” I.D.

Length: 25 feet

Compression Ratio: 4:1

Temperature Range: -200°F (-129°C) to +1500°F (816°C). Intermittent

Color: Grey


  • Hot air extraction
  • Heat shield or compensator
  • Furnace construction
  • Iron and steel works

*Air velocity should be less than 50 m/sec


Unit of Measure

Item #

Hose I.D.

Working Pressure

Negative Pressure


N/A 4.00 in N/A 3.7 psi N/A 2.1 in/Hg N/A 1.14 lbs/ft
N/A 5.00 in N/A 3 psi N/A 1.6 in/Hg N/A 1.38 lbs/ft
N/A 6.00 in N/A 2.3 psi N/A 1.2 in/Hg N/A 1.9 lbs/ft
N/A 8.00 in N/A 1.4 psi N/A 0.7 in/Hg N/A 2.48 lbs/ft
N/A 10.00 in N/A 1 psi N/A 0.45 in/Hg N/A 3.38 lbs/ft
N/A 12.00 in N/A 0.75 psi N/A 0.3 in/Hg N/A 4.48 lbs/ft