A line of orange-colored smoke emitters for air leak detection in high-, medium-, and low-pressure ductwork systems has been introduced. The emitters also can be used for pipelines, heat exchangers, tanks, etc. An orange-colored marking pinpoints the spot of the leak. The smoke emitters are available in four sizes, from 40 sec up to 4 min burning time, to handle various applications. The product has a shelf life of three years.

Regin HVAC Products, Inc., 273 Canal St., Suite 222, Shelton, CT 06484; 203-922-0033; 203-922-0158 (fax).