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Stopper II without Horn

topper® II without Horn Flush Mount 
Part Number STI-1200

Pull station not included.
This unique and patented device has been helping stop false fire alarms around the world for more than 20 years, without restricting legitimate alarms.

Stopper II consists of a clear, tamperproof, super tough polycarbonate shield and frame that fits over 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. Additional models are available with a built-in warning horn that sounds when cover is lifted to gain access to the pull station (see STI-1100).


Cover is UV-stabilized against sun deterioration.
Unlimited lifetime guarantee against breakage to the polycarbonate cover and frame, in
  normal use.
Proven effective for almost two decades.
STI-1200 is for flush mount pull stations (Surface - see STI-1230)
UL Listed to U.S. and Canadian safety standards (for standard and custom labeling).
Polycarbonate rated -40'F to 120'F (-40'C to 49`C).
MEA 49-00-E.
Fits virtually all manual pull stations (see Technical Data Sheet for dimensions)