The UT-300 transmits an ultrasonic signal for non pressurized applications
Tests the "air-tightness" of weather seals, tanks, ovens, refrigerators, etc.
Locating leaks in duct work
Finds the ends of buried PVC pipes
Detects any pressurized gas leak regardless of type CFC's, HFC's, Nitrogen, etc. (unaffected by contaminants)