STI eNews Subscription



Did you know?


Stopper II has been helping stop false fire alarms for over 30 years.


Stopper II

Testimonials


STI Products Work!
We recommended the installation of an STI Stopper II cover over a manual pull station at an exit of the public library-thereby preventing false fire alarms caused by younger children.

Ed Geidel
Captain
West Bend Fire Department

more testimonials
submit your own