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Anatomy

Chimney Cap

The metal cover-and-mesh assembly on top of the flue.

All glossary terms

What is Chimney Cap?

Sits on top of the flue opening to keep rain, snow, animals, and embers in or out. Stainless steel = lifetime; galvanized = ~5 years. Mesh size matters for spark arresting (NFPA 211 requires specific dimensions).

Related terms:Spark ArrestorCrown

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