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Smoke Dampers
2 products
Smoke spreads fast—and that’s where Smoke Dampers step in. Designed to control airflow during emergencies, they work alongside Extractor Fans to protect escape routes and limit smoke movement. This collection helps you choose compliant, reliable solutions that keep people safer when it matters most.
In fire safety systems, airflow control can be the difference between safe evacuation and dangerous smoke spread. Smoke Dampers are designed to limit the movement of smoke through ductwork, protecting escape routes and supporting compliant building design. When integrated with Extractor Fans, they help manage smoke movement and maintain tenable conditions during an emergency.
This page explains how smoke dampers work, where they’re required, and how to choose the right solution for your project.
Smoke Dampers vs. Fire Dampers: Key Differences
Smoke dampers and fire dampers are often mentioned together, but they serve different purposes. Smoke dampers are designed to restrict smoke movement, while fire dampers are intended to stop the spread of fire through fire-rated barriers. In many buildings, combined fire and smoke dampers are used to meet both requirements.
Best Smoke Dampers for Life Safety and Escape Routes
The best smoke dampers are specified to protect corridors, stairwells, and other escape routes. By closing automatically when smoke is detected, they prevent smoke migration and help maintain visibility and breathable conditions—critical for occupant safety and firefighter access.
Stainless Steel Fire Smoke Dampers for Corrosive Environments
Stainless steel fire smoke dampers are ideal for corrosive or high-humidity environments such as laboratories, commercial kitchens, or coastal buildings. Stainless steel construction improves durability and ensures long-term performance where standard materials may degrade.
Compliance and Installation: Where are Fire Smoke Dampers Required?
Understanding regulations is essential when specifying smoke control components.
Fire smoke dampers are required where ductwork passes through fire compartments or smoke control zones. Exactly where fire smoke dampers are required depends on building use, size, and local fire safety guidance, but compliance with UK standards is mandatory.
Actionair Fire Damper Installation Guide and BSB Smoke Dampers
Following a recognised installation standard is crucial. The Actionair fire damper installation guide is widely referenced for best practice, ensuring dampers perform correctly in real fire scenarios. BSB smoke dampers are also commonly specified for their tested reliability and compliance credentials.
Smoke Damper Actuators and Fail-Safe Control Systems
A smoke damper actuator controls how the damper opens or closes in response to fire alarm or smoke detection signals. Fail-safe actuators ensure the damper moves to a safe position on power loss—an essential feature for life safety systems.

Premium Solutions: BSB Smoke Dampers
Premium manufacturers offer dampers that are independently tested for leakage, response time, and fire resistance. BSB smoke dampers are known for precision engineering and integration with modern building services, while BSB solutions provide robust options across a wide range of commercial applications.
FAQs
What is a smoke damper?
A device that restricts smoke movement in ductwork.
Where are smoke dampers required?
In smoke control zones and fire compartments.
What is the difference between a fire damper and a smoke damper?
Fire dampers stop fire; smoke dampers control smoke.
What are the three types of dampers?
Fire dampers, smoke dampers, and fire-smoke dampers.
- Available in 4 sizes
- 120mins
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