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Did you know?
Polycarbonate is so strong it is used for “bulletproof” windows and other applications requiring great flexibility and strength.
Testimonials
STI Products Work!
I have been using two Stopper II units on the long term care unit where residents were pulling the alarms frequently. Since I installed them, I have had no false fire alarms.
Frank Lansing
Director Plant Operations
Courville at Manchester
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