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Anatomy

Refractory Panel

The replaceable firebox lining of a factory-built fireplace.

All glossary terms

What is Refractory Panel?

Pre-cast cement panels that line the firebox of a zero-clearance fireplace. Cracks wider than 1/16" or wider than a credit-card edge are a code violation — heat can transfer to the steel firebox shell and surrounding framing.

Related terms:FireboxZero-Clearance

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