Anti-Tailgating Door
The Anti-Tailgating Door is a special access-control door for entrances that require strict personnel control. Also known as an interlocked security door, it helps prevent unauthorized following, forced entry and uncontrolled access to protected areas.
Key Features
- Interlocked double-door access control design prevents one-person authorization with multiple-person entry
- Infrared detection can identify the number of people inside the passage chamber
- Supports multiple authentication combinations such as card plus password or fingerprint plus face recognition
- Emergency unlock button and power-failure opening device for evacuation scenarios
- Remote authorization unlock can support security staff during emergency control
- Can link with video monitoring, intrusion alarm and fire protection systems
Product Overview
Anti-Tailgating Access Control
The interlocking mechanism prevents following behavior by allowing controlled entry through a managed chamber instead of a simple single-door opening.
Flexible Verification Modes
Authentication can be configured according to the site security level, including card, password, fingerprint and face recognition combinations.
Emergency and System Linkage
The door can unlock manually or automatically during fire, power failure and other emergency conditions, while also supporting linkage with monitoring and alarm systems.
Applications
Banks and financial facilities
Security-controlled entrances
Judicial facilities
Vault access areas
Command centers
High-security office zones
Our Advantages
Reduces unauthorized following into controlled areas
Multi-factor verification options improve access security
Emergency unlock functions support evacuation safety
Can coordinate with building security and fire systems
Suitable for entrances with strict personnel control requirements
Technical Data
| Product Type | Anti-tailgating interlocked security door |
| Access Control Method | Interlocked double-door controlled passage |
| Occupancy Detection | Infrared personnel quantity detection |
| Authentication Options | Card, password, fingerprint and face recognition combinations |
| Emergency Unlock | Emergency unlock button, power-failure opening and remote authorization unlock |
| Security Linkage | Video monitoring, intrusion alarm and fire protection system linkage |
Packaging
Standard export packaging according to door size, interlock system, access control devices and security linkage accessories
Have questions about this product?
Contact UsFrequently Asked Questions About Steel Fire Rated Doors
What is the fire rating of this steel fire door?
This steel fire rated door can be supplied with different fire integrity ratings depending on the project requirement and available test scope. Buyers should confirm the required fire rating, local standard, and documentation needs before ordering. To discuss your project requirement, visit the SNRIDA contact page for a project-specific response.
Can this steel fire door be used for export projects?
Yes. This steel fire door is designed for commercial, residential, and industrial building projects. For export projects, SNRIDA can provide product specifications, technical drawings, packing details, and available test documents where applicable. See the fire door manufacturer overview page for export project coordination.
What documents can be provided for this steel fire door?
Depending on the project requirement, SNRIDA can provide product specifications, technical drawings, commercial invoice, packing list, product photos, and available certificates or test reports where applicable. Buyers should confirm required documents with their contractor, consultant, or customs broker before shipment. For the broader import process, see the how to import fire doors from China guide.
Can hardware openings be prepared before shipment?
Yes. Hinge positions, lock holes, closer preparation, panic bar preparation, and other hardware openings can be prepared according to approved drawings. Buyers should confirm hardware models and opening direction before production.
What is the HS code reference for steel fire doors?
Steel fire doors are commonly reviewed under HS heading 7308.30 for iron or steel doors and frames. However, the final HS code may vary by destination country, door structure, hardware configuration, and customs broker review. Buyers should confirm the final classification with their local customs broker before shipment. See the fire door HS code import classification guide for more detail.
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