Safety Technology International (www.sti-usa.com)of Waterford, Michigan announces a protective cover, the Stopper II (STI-1200), which mounts directly to the wall over an existing pull station, keypad ...
February 9, 2016 – This hinged cover by STI can take hard knocks in stride while helping to protect smaller-sized electrical units. Both the cover, adapter plate and its hinges are molded of super ...