Simple and low cost, Stopper Seal provides a level of security between STI devices with a warning horn and those without. Available for STI protective covers, it consists of a frame lock and breakaway plastic seal that must be broken to lift the protective cover and gain access to the protected emergency shutoff button, manual pull station, on/off switch, keypad, etc. Must be factory installed. Cover sold separately.
- Extremely simple and inexpensive.
- Used with the cover to protect keypad, on/off switch, emergency shut-off button, etc.
- Adds another level of security.
- Helps prevent frivolous use because most people are reluctant to break anything.