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UltraFlex® VP

This ducting is constructed of a vinyl coated polyester fabric material with a spring steel wire helix reinforcement. It includes a vinyl wear strip over the wire helix for additional wear resistance and is offered in single ply (VP-1) or double ply construction (VP-2).

Technical Overview

Standard Colors
  • Yellow with orange wear strip
Sizes
  • 2″ I.D. through 18″ I.D.
Standard Length
  • 25 ft. (other lengths up to 50 ft.
    available upon request)
Temp. Range
  • -20°F to +180°F
Features
  • Resistant to chemicals, mildew and moisture; lightweight, flexible, abrasion resistant and flame retardant
Applications
  • Designed for both positive and negative low pressure air movement, fume and dust removal and light material handling

Literature

Thermoid Industrial Ducting – Brochure

Type VP-1

Inside Diameter (inches) 2 4 6 8 10
Inside Bend Radius 1/2 of I.D.
Burst (Calculated) 55 27 18 14 11
Working Pressure (psig) 13.5 6.5 4.5 3.5 2.5
Compressibility 60%
Temperature Range -20°F to +180°F
Max. Negative Pressure (in. hg.)   23 10    

All pressure and vacuum data based on 72°F temperature.

Type VP-2

Working Pressure (psig)

Inside Diameter (inches) 2 4 6 8 10
Inside Bend Radius Equals I.D.
Burst (Calculated) 80 40 27 21 16
Working Pressure (psig) 20 10 6.5 5 4
Compressibility 50%
Temperature Range -20°F to +180°F
Max. Negative Pressure
(in. hg.)
  23 10    

All pressure and vacuum data based on 72°F temperature.

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