Ideal for testing airflow or finding leaks in exhaust air systems, White Smoke Cartridges from Regin HVAC Products is safe, economical and reliable. This is the best tool for testing duct systems, providing a visual display of airflow for balancing or leak detection in exhaust air systems, smoke stacks, chimneys, or fume hoods. Ideal for negative air pressure testing, smoke alarms, fire drills, film and photography, verification of high efficiency air filter operation, and virtually hundreds of other uses.

It's a practical method of generating a realistic swirling, non-toxic smoke with a particle size of 0.5-2.5 microns. Each package contains 10 cartridges with a burn time of 90 seconds each. The smoke contains no zinc or oil and leaves no residue behind. Extremely stable, these smoke cartridges have a shelf life of up to 3 years.

Features:

• 90 second burn time
• 600 cu. ft. smoke volume
• 10/package
• White smoke
• 1.259" L x 0.708" Diameter
• 0.317 oz. each