

1.25-Flex-Tube-TR-25 by Flexaust | #3510012525 | Flex-Tube TR | Fume and Dust Duct Hose | 1.25 inch | 25ft
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Flex-Tube® Duct Hose
Flex-Tube® TR Fume & Dust Duct Hose
Medium weight black co-extruded thermoplastic rubber hose with a rigid black external polypropylene helix.
1
What is this hose used for?
- Industrial Vacuum Cleaners
- Textile Fiber Collection
2
What are the key specifications?
Tube
Medium weight black co-extruded thermoplastic rubber
Reinforcement
Rigid black external polypropylene helix
Temperature Range
-60°F to 275°F; intermittent to 300°F
3
What are the main product features?
- Ultra smooth interior assures efficient airflow.
- Very flexible & crush resistant.
- Tight bend radius.
- Moisture & chemical resistant.
- Designed for applications with wide temperature ranges.
- Spiral co-extruded engineered construction.
- Helix acts as a wearstrip.
4
Which sizes are available?
| 25 ft Reel | 50 ft Reel | Inside Diameter | Wall Thickness (in.) | Centerline Bend Radius (in.) | Compression Ratio | Negative Pressure (in. Hg) | Working Pressure (PSI) | Weight — 25 ft Reel | Weight — 50 ft Reel |
|---|---|---|---|---|---|---|---|---|---|
| 1-Flex-Tube-TR-25 | 1-Flex-Tube-TR-50 | 1" | 0.022" | 1.25" | 2:1 | 29 | 35 | 2.25 lbs | 4.5 lbs |
| 1.25-Flex-Tube-TR-25 | 1.25-Flex-Tube-TR-50 | 1.25" | 0.24" | 1.6" | 2:1 | 29 | 28 | 3.25 lbs | 6.5 lbs |
| 1.5-Flex-Tube-TR-25 | 1.5-Flex-Tube-TR-50 | 1.5" | 0.026" | 1.85" | 2:1 | 29 | 23 | 4.25 lbs | 8.5 lbs |
| 2-Flex-Tube-TR-25 | 2-Flex-Tube-TR-50 | 2" | 0.026" | 3.5" | 2:1 | 29 | 20 | 6 lbs | 12 lbs |
| 2.5-Flex-Tube-TR-25 | 2.5-Flex-Tube-TR-50 | 2.5" | 0.026" | 4.3" | 2:1 | 24 | 17 | 8.25 lbs | 16.5 lbs |
| 3-Flex-Tube-TR-25 | 3-Flex-Tube-TR-50 | 3" | 0.026" | 4.5" | 2:1 | 20 | 15 | 9 lbs | 18 lbs |
| 4-Flex-Tube-TR-25 | 4-Flex-Tube-TR-50 | 4" | 0.026" | 5" | 2:1 | 16 | 12 | 10 lbs | 20 lbs |
| 5-Flex-Tube-TR-25 | 5-Flex-Tube-TR-50 | 5" | 0.026" | 6" | 2:1 | 15 | 15 | 17.5 lbs | 35 lbs |
| 6-Flex-Tube-TR-25 | 6-Flex-Tube-TR-50 | 6" | 0.035" | 7" | 2:1 | 14 | 18 | 20 lbs | 40 lbs |
| 7-Flex-Tube-TR-25 | 7-Flex-Tube-TR-50 | 7" | 0.035" | 8" | 2:1 | 12 | 16 | 23.75 lbs | 47.5 lbs |
| 8-Flex-Tube-TR-25 | 8-Flex-Tube-TR-50 | 8" | 0.035" | 9.75" | 2:1 | 8 | 15 | 28.25 lbs | 56.5 lbs |
| 10-Flex-Tube-TR-25 | — | 10" | 0.040" | 11" | 2:1 | 6 | 10 | 37.5 lbs | — |
Technical data based on 2 ft. straight lengths of hose at 72°F.

