STI 13220CB Universal Stopper Dome Cover Flush Mount, Label Hood with Horn, Custom Label Blue

Secure critical access and emergency points with the Safety Technology International STI‑13220CB Universal Stopper protective cover — engineered to reduce false alarms and protect devices in high‑traffic or vulnerable areas. This rugged, UV‑stabilized polycarbonate dome shields pull stations, keypads, intercoms and emergency buttons from malicious or accidental damage while allowing legitimate access. A loud 105 dB horn sounds locally when the cover is lifted, immediately alerting staff and deterring tampering so security and monitoring teams can respond faster.

Designed for practical installation in security, surveillance and life‑safety systems, the STI‑13220CB is a surface‑mount solution with conduit knockouts and a compact profile that maintains a maximum 4" protrusion. It’s UL/cUL listed and ADA compliant, giving facility managers confidence for use in schools, hospitals, retail, hospitality and government buildings. Backed by a 3‑year limited warranty, the cover delivers long‑term protection and lower maintenance costs for your emergency devices.

Add the STI‑13220CB to your security hardware lineup to improve device longevity, minimize false alarms and strengthen on‑site safety—contact us for pricing or volume orders.

• Prevents vandalism and accidental damage to pull stations, keypads and emergency devices while preserving normal operation
• Integrated 105 dB audible horn triggers when the cover is opened, deterring false activations and drawing immediate local attention
• Durable, UV‑stabilized polycarbonate housing for reliable indoor/outdoor protection against impact and harsh environments
• Compact surface‑mount design fits most single‑gang devices with conduit knockouts for fast, code‑friendly installation and a maximum 4" protrusion
• UL/cUL listed and ADA compliant with a 3‑year limited warranty for dependable, code‑aware security and monitoring installations