The STI-1230 consists of a clear, tamperproof, tough polycarbonate cover, frame, "IN CASE OF FIRE" message and piezo horn that fits over most manual pull stations.
The STI-1230 comes is for surface mount pull stations and does not have a horn.
• Protective polycarbonate cover
• Helps stop false alarms
• Without horn
• Clear spacer
• UL/ULC Listed, MEA Approved