Manufacturer of the Gemini
501 Series Smoke Detector Testers
in the U.S.A."
Gemini 501 Series Smoke Detector Analyzers let you
test any brand and any type of smoke detectors any where, including
under floor smoke detectors as in computer rooms. It is versatile,
fast and easy to use.
The Gemini Testers produce smoke at a desired concentration
instantaneously rather than building it up from zero concentration.
This makes smoke alarm testing much faster and efficient.