The Smoke Pen works like a mechanical pencil--simply adjust the patented smoke-emitting wick to provide 38 in. of exposed length then light the wick with a match or lighter. Provides a continuous trail of non-toxic white smoke until extinguished by replacing the protective cover. The unused portion of the wick stores safely in the barrel of the pen.Features. Smoke Pen provides a continuous stream of dense non-toxic white smoke perfect for leak-tests and air-flow studied.. Reacts to the smallest of drafts.. The cool non-toxic smoke is perfect for finding air leaks around windows doors chimneys exhaust hoods and laboratory equipment.. Also ideal for air balancing verifying ventilation systems testing smoke alarms and verifying negative or positive air pressure.
Trustpilot
3 weeks ago
2 weeks ago
