AS - 1

Air flow indicator

Flow visualization is common for air flow check in room and function check of local exhaust ventilation, but heat source is not suitable.
The Model AS-1 is designed to check velocity and direction of air flow with a smoke tube (No.301) which reacts with vapour in the air and generates white smoke.

  • Rubber bulb
  • Soft case     * Smoke tube (No.301) is not included.