This flexible three ply ceramic V4A/SS reinforced duct is designed for ultra high temperature resistance. 3 ply with ceramic textile filler.

Material: Alumina coated, textile glass, fabric reinforced with a fine V4A wire, coated E-Glass ceramic cloth filler

Construction: Mechanical bond, steel helix

Diameters: 4” to 24” I.D.

Length: 25 feet

Compression Ratio: 3:1

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

Color: Metallic grey


  • Fume exhaust systems where a negative pressure system is incorporated
  • Engine testing, vehicle maintenance; indoor environment
  • High temperature fume recovery
  • 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 1.56 lbs/ft
N/A 5.00 in N/A 3 psi N/A 1.6 in/Hg N/A 2.16 lbs/ft
N/A 6.00 in N/A 2.3 psi N/A 1.2 in/Hg N/A 2.4 lbs/ft
N/A 8.00 in N/A 1.4 psi N/A 0.7 in/Hg N/A 3.38 lbs/ft
N/A 10.00 in N/A 1 psi N/A 0.45 in/Hg N/A 4.32 lbs/ft
N/A 12.00 in N/A 0.75 psi N/A 0.3 in/Hg N/A 5.04 lbs/ft