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The STI9601 Stopper for flush fitted smoke alarms and the STI9602 for trunking mounted smoke alarms (check the dimensions further down the page) will stop vandalism, theft, accidental damage and tampering. Manufactured from 9 gauge galvanised steel with a white plastic coating, they are simple to remove for testing the alarm or detector.
With the threat of Fire Brigades charging for call-outs to fire alarm activations, STI Stoppers should be fitted in any areas where the risk of abuse or damage is severe such as care homes, landlord properties and warehouses.
A full range of steel Stoppers to fit detectors, sounders, emergency lights, clocks, motions sensors, CCTV and fluorescent lights is available on request by calling 0800 321 3145.
Suitable for schools, universities, care homes, sports halls and anywhere with a history of smoke detector damage or abuse
Fixing kit supplied

Product Data Sheets

PDF downloadASTI9601 data sheet

  • Heavy duty 9 gauge galvanised steel - plastic coated
  • Stops vandalism, theft, tampering and accidental damage
  • Dimensions STI9601 max internal diameter 210mm - min int 150mm - int depth 70mm
  • Dimensions STI9602 max internal diameter 215mm - min int 155mm - int depth 108mm
  • Supplied with easy fixing kit - simple to remove for maintenance
  • Does not interfere with operation of detector
  • Suitable for interior or exterior use
  • Manufactured by STI
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Smoke Alarm Stopper

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    • £17.50 ex. VAT
      £21.00 inc. VAT
      SAVE £19.62 (53%)
    • Never Beaten on Price
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    • Spend £60 + vat for Free Delivery Next working day if ordered before 2pm
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