Micore Hearth Extension Floor Protector for Wood Burning Fireplace HX3M must be installed with all fireplaces that require one to protect the combustible floor in front of the fireplace from both radiant heat and sparks.
Hearth Extension | Key Features
- A hearth extension must be installed with all fireplaces
- Specifically designed to pair with Majestic fireplaces
- Hearth extension for 42" models (66"x 20"x 1/2") - pack of 5

Additional Product Specifications
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- Brand:
- Majestic
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- Accessory Type:
- Hearth Extension
Legal Disclaimers and Warnings
Please Read: Product packaging, owner's manuals, installation instructions, and/or operating instructions may include more information than what is shown on our website. The content on our site is intended to be used for reference purposes only. Please fully read all included manuals and documentation before installing or using this product.
Prop 65 WARNING for California Residents: this product may contain lead and lead chemical(s) known to the state of California to cause birth defects, cancer, or other reproductive harm.