Safety Technology Inc.
Model #: STI-3150 ADI #: SF-3150
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Main Features

  • Material: Polycarbonate
  • Limited Warranty: 1 Year

Marketing Information

This unique and patented device has been helping stop false fire alarms around the world for almost 30 years, without restricting legitimate alarms. Ideal for schools, hospitals, nursing homes, stores, hotels and public buildings of almost every kind. STI-3150 consists of a clear, tamperproof, super tough polycarbonate cover, frame, spacer and gaskets that fits over most manual pull stations. The cover is connected to the frame by a cable. When the cover is lifted, it hangs off of the frame until the cover is snapped back onto the frame.

Package Contents

  • Stopper STI-3150 Pull Station Cover
  • Clear Spacer
  • Gaskets


  • STOPPER II CVR WTHR W/SPACER, Safety Technology Inc.
  • Pull Station Covers, Pull Stations & Accessories, Fire
  • 662950315001