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NOTE: This is an unformatted excerpt from our online fire protection training library.

Firestopping Products and Materials

Firestopping Collars

Firestopping Collars What is Intumescent Firestopping?

Intumescent firestopping is a class or type of firestop materials that will swell or expand upon exposure to elevated temperatures. Material will also form an insulating char. The above picture shows a small piece of composite sheet firestopping material in various stages of intumescence.
NOTE: This is an unformatted excerpt from our online fire protection training library.

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