Fire Smoke Damper

If you are interested in fire smoke dampers you can contact your local combination fire smoke damper representative on our local hvac rep page.

Fire smoke damper.

Fire smoke dampers are similar to fire dampers in fire resistance rating and also prevent the spread of smoke inside the ducts. Price book use. Fire dampers smoke dampers high temperature dampers. Either one can be manually reset or automatically reset opened.

Combination fire smoke dampers are low leak damper and actuator assemblies that have passed the ul555 and ul555s test requirements. Actionpac control systems dedicated damper control systems suitable for even the most challenging project demands. Benefitting from over 50 years of engineering experience in the industry considerable ingenuity has been applied in the design and construction of this product to produce a damper of high efficiency reliability durability and ease of use. Together with a complete fire alarm system and sprinkler system a fire smoke damper can have a tremendously positive effect during a fire.

1 hour or 3 hour rated models available. Our smoke dampers are used to manage smoke only whilst our intumescent fire smoke dampers also manage fire and are designed to close when the temperature reaches 74 c. Fire smoke dampers can be manufactured with externally mounted motors or internally mounted motors. When a rise in temperature occurs the fire damper closes usually activated by a thermal element which melts at temperatures higher than ambient but low enough to indicate the presence of a fire allowing springs to close the damper blades.

Nailor s commitment to the development of new and existing fire and smoke control technology has resulted in a comprehensive line of premium quality smoke fire and combination fire smoke dampers. Installed inside hvac ductwork the damper blades automatically close when a rise in temperature occurs or a smoke alarm goes off. The high temperature damper operates continuously at 300 c for up to 2 hours. In essence it s inside the damper that the detection takes place.

All nailor fire smoke dampers are tested and labeled in accordance with ul 555 and ul 555s. The first answer is that a fsd is a fire smoke damper that closes with either fire or smoke and the fire damper closes only with fire and stays open with smoke. Duct smoke fire dampers gilberts ductgard presents an engineered range of combined smoke and fire dampers suitable for use in all types of hvac ductwork. A fire damper is designed to stop combustible materials and toxic smoke from worsening the situation during a fire.

There are similarities and differences between them.