Smoke Pen Refill S221
This 6 pack of smoke pen refills creates a thin trail of dense, white smoke for checking airflow, drafts, and leaks. Smoke can be started and stopped as needed.
Features:
- 6 pack
- Refill wicks for the S220 smoke pen
- Each wick produces a stream of dense, white smoke for up to 30 minutes
- Provides a total of three hours of continuous smoke in all
- S221 refill wicks require an S220 smoke pen to operate properly
- Not for use near combustible gases
Requires a S220 Smoke Pen
| Manufacturer Specific | No |
|---|---|
| Brand | Regin |
Write Your Own Review