Sale price$129.36 Regular price$155.23

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STI-1130 Stopper II with Horn and Clear Spacer, Fire Label

This protective cover has been helping to stop false fire alarms around the world for more than 40 years, without restricting legitimate alarms.

All models offer excellent protection against physical damage (both accidental and intentional) and several against severe environments both inside and out. It is ideal for schools, colleges, hospitals, nursing homes, stores, hotels and public buildings of almost every kind where there is a threat of false alarms.


  • Protective polycarbonate cover
  • Helps stop false fire alarms
  • When cover is lifted, horn sounds
  • Does not restrict legitimate alarms from being activated
  • Self-contained 95/105 dB warning horn
  • Includes 9VDC battery
  • Warning horn draws immediate attention
  • Flush mount
  • 3 year guarantee, 1 year on electronics
  • UL/cUL Listed, ADA Compliant
  • Main Features
  • Proven effective for more than 40 years in helping stop false fire alarms without restricting legitimate alarms
  • Can be used as a guard against physical damage to a manual pull station, with warning horn

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