These Smoke Generator Candles help you indicate flow patterns in hoods, wind tunnels, ducts and exhaust systems. Smoke is generated by chemical reaction, contains no explosive materials and leaves no residue to stain clothing or interior of buildings. A total obscuring power of 2100. T.O.P. is the scientific method of determining the relative efficiency of smoke generated by a given unit of smoke composition.

Features:

• Generates 8000 cubic feet of smoke in one minute
• Size: 1 1/2” x 2”
• Has a T.O.P. ten times greater than crude oil
• No power source required
• Produces huge volumes of pungent white smoke