Nagase RooTAC (TOTAKU)
Nagase RooTac TOTAKU Ducting Retractable Duct
Manufacturer: Nagase RooTAC Industries, Inc.
Model: Retractable Duct
Feature
- Can expand and contract freely, with the ability to be fixed at any angle or direction. (Note: Shape retention may decrease for larger diameters.)
- Reduces to 1/3 to 1/4 of its original length, facilitating easier transport and minimizing storage space before installation.
- Suitable for hot air (below 176°F / 80°C) supply and exhaust.
- Ideal for air conditioning and ventilation use.
Standard Dimensions and Properties
| Nominal Diameter | Inner Diameter | Outer Diameter | Pitch (when expanded) | Reference Weight | Length | Cyclic Durability | Bend Cycle Strength | Allowable Bend Radius (to the center axis of the hose) | Maximum Operating Temperature | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| inch | mm | inch | mm | inch | mm | inch | mm | lbs/ft | g/m | feet | m | inch | mm | °F | °C | ||
| 1.5 | 38 | 1.38 | 35 | 1.65 | 42.0 | 0.41 | 10.5 | 0.11 | 165 | 16 | 5 | Over 100,000 cycles (32°F/0°C, 77°F/25°C) | Over 100,000 cycles (left and right 90°) (32°F/0°C, 77°F/25°C) | 1.18 | 30 | 176 | 80 |
| 2 | 50 | 1.97 | 50 | 2.28 | 58.0 | 0.48 | 12.3 | 0.13 | 190 | 16 | 5 | 1.57 | 40 | 176 | 80 | ||
| 2.5 | 65 | 2.48 | 63 | 2.83 | 72.0 | 0.55 | 14.0 | 0.15 | 230 | 16 | 5 | 2.17 | 55 | 176 | 80 | ||
| 3 | 75 | 2.80 | 71 | 3.19 | 81.0 | 0.62 | 15.7 | 0.17 | 255 | 16 | 5 | 2.36 | 60 | 176 | 80 | ||
| 3.5 | 90 | 3.27 | 83 | 3.70 | 94.0 | 0.62 | 15.7 | 0.25 | 365 | 16 | 5 | 2.76 | 70 | 176 | 80 | ||
| 4 | 100 | 3.82 | 97 | 4.25 | 108.0 | 0.67 | 17.0 | 0.30 | 440 | 16 | 5 | 3.15 | 80 | 176 | 80 | ||
| 5 | 125 | 4.84 | 123 | 5.31 | 135.0 | 0.73 | 18.5 | 0.42 | 630 | 16 | 5 | 3.94 | 100 | 176 | 80 | ||
| 6 | 150 | 5.71 | 145 | 6.22 | 158.0 | 0.89 | 22.5 | 0.49 | 730 | 16 | 5 | 4.72 | 120 | 176 | 80 | ||
| 8 | 200 | 7.72 | 196 | 8.25 | 209.5 | 0.96 | 24.5 | 0.62 | 920 | 16 | 5 | 6.30 | 160 | 176 | 80 | ||
| 12 | 300 | 11.57 | 294 | 12.19 | 309.5 | 1.06 | 27.0 | 1.04 | 1555 | 16 | 5 | 9.45 | 240 | 176 | 80 | ||
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