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Cools incoming air from compressed Grade “D” breathing air sources by as much as 30F. It helps maintain worker comfort and maximize productivity while working in extremely hot and humid environments. Cool tube features an adjustable airflow control valve that allows the user to adjust the incoming air temperature to a level best suited to individual comfort. Cool tubes are MSHA/NIOSH approved.
Breathing air pressure
Air Source: Stationary or Portable compressor supplying Grade “D” breathing air.
Breathing Air Pressure:
| Hose Length | |
| 25-50 feet | 55-65 p.s.i. |
| 60-70 feet | 60-70 p.s.i. |
| 65-75 feet | 65-75 p.s.i. |