STI STI-1100. Stopper II Pull Station Cover.

The STI STI-1100 Stopper II Pull Station Cover provides reliable protection for manual fire alarm pull stations in commercial and public environments. This cover helps prevent accidental activation and reduces nuisance alarms. As a result, it improves system reliability and minimizes unnecessary emergency responses. Its clear design allows easy identification of the pull station during emergencies.

Protection Against False and Accidental Alarms

The STI STI-1100 is designed to reduce unintended pull station activation. Therefore, it helps prevent false alarms caused by accidental contact or misuse. False alarms disrupt operations and increase costs. In addition, reducing nuisance activations improves overall fire alarm system efficiency.

Clear Design for Visibility and Accessibility

This Stopper II cover features a transparent construction that keeps the pull station visible at all times. As a result, occupants can quickly locate the alarm when needed. The clear design supports code compliance and maintains accessibility. Furthermore, visibility ensures proper use during emergencies.

Durable Construction for Long-Term Performance

The STI STI-1100 is manufactured from durable materials intended for long-term use. Consequently, it withstands daily wear in high-traffic environments. This durability reduces replacement frequency and lowers maintenance requirements.

Simple Installation and Compatibility

Installation of the Stopper II pull station cover is straightforward and efficient. It is compatible with standard manual fire alarm pull stations. As a result, technicians can install it quickly in both new and retrofit applications. In addition, the simple design minimizes labor time.

Improved Fire Alarm System Reliability

By reducing nuisance alarms, the STI STI-1100 helps maintain trust in the fire alarm system. Therefore, occupants are more likely to respond appropriately during real emergencies. This supports effective evacuation and overall life safety performance.

Applications and Use Cases

The STI STI-1100 Stopper II Pull Station Cover is ideal for schools, hospitals, office buildings, retail spaces, and public facilities. It is especially useful in areas prone to accidental activation or vandalism. Moreover, it supports environments where reliable fire alarm operation is essential. Its proven design makes it a practical accessory for modern fire alarm systems.

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