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Action Air Cassette Retrofit Kit 72c

Replacement Action Air Fusible Link 72°C for compatible Actionair FireShield curtain fire dampers.

This replacement link kit includes a new bracket to connect to the existing damper along with a new linkage assembly for retrofit and maintenance applications.


The new cassette is retrofittable to existing FireShield dampers using the optional adaptor bracket (Part Number: CNNN01981).


  • Suitable for Actionair FireShield curtain fire dampers
  • 72°C replacement fusible link assembly
  • Includes replacement linkage and fixing bracket
  • Instructions included inside the package

Please note: this product will be discontinued once current stock has sold out.

SKU: Alph55
£54.41 ex VAT

Our Action Air Cassette Retrofit Kit 72c is designed for fire damper maintenance and retrofit applications where a reliable 72°C fusible link cassette replacement is required.

This retrofit kit is commonly used by HVAC engineers, maintenance contractors, and fire damper specialists when servicing compatible Action Air damper assemblies. It provides a practical replacement solution for keeping fire damper systems maintained and operational.

Compatible / other products include Fusible Links, Replacement Fire Damper Springs, BSB FD-C 250 Screw in Fusible Link 72c, and HVC S400 Fusible Link.

Suitable for fire damper maintenance, planned servicing, retrofit repairs, and commercial HVAC fire safety inspections, this cassette retrofit kit provides a dependable replacement component for compatible systems.

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  • Found in systems such as fire doors, fire dampers and sprinkler systems.
  • A metal link engineered to melt at a certain temperature, releasing a latch, closing a door or activating a sprinkler.

Common fire damper makes these are used on include BSB, HVC, NCA, Advanced Air, Action Air, Swegon, Chubb Fire, Flaktwoods, A1 Shutters, Lindab Fire Dampers, Wolseley UK, Fel Valves, Ascot Doors, Kidde Thorne, Dayton 2TGJ3 and Gilberts.

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Replacement Fire Damper Springs x2

Fire damper springs, also known as constant force springs, are essential components used on both sides of a curtain fire damper. They ensure the damper opens and closes correctly in the event of smoke or fire, helping to contain hazards within the ductwork.

Sold in pairs, as we recommend replacing both springs at the same time for balanced performance and safety compliance.

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BSB FD-C 250 Screw In Fusible Link 72°C

The BSB FD-C 250 screw in fusible link 12.5mm diameter - 72 degrees C.

These links are compatible with all the FD-C Series single blade circular fire dampers.

Located on the outside of the fire damper next to the handle.

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Flat bar gate link ( EML )

The flat bar gate link EML is used on the 0160 Advanced Air fire damper.

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