01327 858001 
sales@dustcontrol.co.uk 
Spiro tubing is used most commonly for the connection of the central unit components, vacuum producer, filter unit and pre-separator. Spiro is not generally suitable for application with coarse and abrasive material but is commonly used in extraction systems for vapour, fume and light dust.
Note: The letters in the table header refer to the drawing.
| Part No | d1 [mm] | d2 [mm] | l [mm] | Weight [kg] |
|---|---|---|---|---|
| 3182 | 160 | 335 | 1200 | 19.8 |
| 3183 | 160 | 335 | 600 | 10.7 |
| 3184 | 160 | 260 | 600 | 6.3 |
| 3195 | 80 | 180 | 300 | 2.2 |
| 3350 | 100 | 150 | 250 | 0.4 |
| 4476 | 100 | 200 | 600 | 4.8 |
| 4942 | 100 | 100 | 300 | 2.6 |
| 3228 | 125 | 224 | 300 | 3.0 |
| Technical Data | 125 Hz | 250 Hz | 500 Hz | 1 k | 2 k | 4 k | 8 k |
|---|---|---|---|---|---|---|---|
| 3182 | 10 | 18 | 34 | 49 | 53 | 30 | 18 |
| 3183 | 8 | 15 | 23 | 31 | 40 | 22 | 16 |
| 3184 | 4 | 8 | 21 | 37 | 40 | 22 | 14 |
| 3195 | 4 | 8 | 16 | 27 | 34 | 35 | 19 |
| 3228 | 2 | 7 | 14 | 21 | 26 | 20 | 12 |
| 4476 | 8 | 13 | 25 | 40 | 50 | 40 | 21 |
| 3942 | 4 | 8 | 14 | 23 | 27 | 25 | 14 |
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