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POLYCARBONATE PROTECTION
STI SMOKE DETECTOR DAMAGE STOPPER ®
DESCRIPTION
There’s no longer any reason to risk malfunction of your critically important
smoke detectors from accidental or intentional damage. This Stopper is easy to
install in areas where severe vandalism or physical abuse is causing false fire
alarms or high maintenance costs to your smoke detectors. Several models are
available for flush mount and surface mount installations with exposed conduit.
Available in clear, white, black and almond. Local AHJ approval is recommended.
MODELS AVAILABLE
STI-8100 Smoke Detector Damage Stopper, flush mount - clear
STI-8100-A Smoke Detector Damage Stopper, flush mount - almond
STI-8100-BK Smoke Detector Damage Stopper, flush mount - black
STI-8100-W Smoke Detector Damage Stopper, flush mount - white
STI-8130 Smoke Detector Damage Stopper with conduit spacer
ACCESSORIES
STI-8101 Clear, stackable two inch conduit spacer (included with STI-8130)
STI-8170 Mounting backplate for flush and surface mount models.
Recommended for irregular and unstable mounting surfaces such
as drop ceilings and beams
SUB-81 Tamper resistant screws, #8 X 2 in. snake eye (quantity 4) for
use with STI-8100
SUB-82 Tamper resistant screws, #8 X 1 1/2 in. snake eye (quantity 4) for
use with STI-8130
19038 Tamper bit for SUB-81 and SUB-82
FEATURES
• Cover is UL Listed to U.S. and Canadian safety
standards.
• UL requires periodic cleaning of smoke detector
cover to prevent dust and other matter
accumulation.
• Recommended for correctional facilities with smoke
detector abuse.
• Backplate available for mounting on unstable surfaces.
• Polycarbonate rated -40˚F to 120˚F (-40˚C to 49˚C).
APPROVALS
It has been tested and listed by:
• Factory Mutual System.
• California State Fire Marshal No. 7300-1416:101.
• Local AHJ approval is recommended.
• UL and cUL Listed (No. S3504) for use with ONLY the listed
smoke detectors:
STI-8130 cover and spacer:
• Sentrol/GE Interlogix models 611UD, 612UD, 721UD and
731UD (No sensitivity adjustment needed under 300
FPM)
STI-8100-A
STI-8100
STI-8100-BK STI-8100-W
certain smoke
detectors only
• Smoke detector’s LED remains visible.
• Tamper resistant hardware available.
• Lifetime guarantee on polycarbonate against
breakage in normal use.
• Aesthetically pleasing.
• CSFM Approved with certain smoke detectors only.
• Easy installation and easy removal for servicing.
• Factory Mutual System approved.
STI-8100 cover approved for ceiling or wall mount
applications and either flush or surface (raceway/conduit)
situations with no sensitivity change with the following
smoke detectors:
• Notifier model FSP-751
• System Sensor model 2251
• FCI model ASD-PL
• Secutron model MRI-2251
• EST model 2251F
• Honeywell TC806B1001
• Sentrol/GE Interlogix 611UD, 612UD, 721UD and 731UD
• Siemens Building Technologies, Inc. PE-11, FP-11, FPO-11,
HFP-11, HFPO-11 and DB-11 base. (Requires sensitivity adjustment)
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