ONE Air Leak Detection - Handheld Smoke Stick - Draft Detector Puffer Fog Pen Machine Kit, Black (SP_ONE_SLEEVE_KIT)

This smoke pen has been an incredibly useful tool for understanding air movement in my home, particularly for diagnosing radon mitigation effectiveness. It produces a steady, visible stream of smoke that makes it easy to track airflow patterns around vents, doors, and basement areas. The build quality is solid, and after months of use, it still performs just as well as when I first got it. It’s compact, easy to handle, and doesn’t create any mess or strong odors. Unlike DIY alternatives, this pen provides a controlled and consistent smoke output, making it much more reliable for precise testing. For the price, it’s an excellent value. Whether you're troubleshooting radon mitigation, HVAC efficiency, or general ventilation issues, this smoke pen is a must-have tool. Highly recommended for its durability, ease of use, and affordability!

I use it for work. Product worked perfectly and did the job I needed.

Bought it to test a shop dust collection system. I gave up after 15 minutes trying to get this thing working consistently. I buy a tool to perform a task, not to fight with me. The smoke stream is inconsistent at best, at worse there is no smoke and only sore fingers. It's just an awfully designed and sloppily manufactured piece of junk. Straight to the trash bin where it belongs. Bought the Artic Pen to replace this thing. It's not pretentious and it is reliable at the same price.

Waste of money

The price is a bit high, but the device produces smoke very quickly and works exactly as intended. It helps detect air leaks efficiently and gets the job done. Overall, it meets the expectations and performs well.