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Hardie® Backer Board

With industry-leading strength, composition, and performance, our cement backer board is the most preferred brand* of cement backer board by tile installers.

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Explore Hardie® Backer Board

Hardie® Backer Board provides high-performance, water resistant protection to back up your next bathroom or kitchen renovation.

Explore Hardie® Backer Board
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Why Choose Hardie® Backer Board?

Use the easy-to-install cement backer board that offers industry-leading strength and performance.

Water resistance

Helps protect tile installations from moisture penetration and inhibit the damaging effects of water thanks to a cement composition that maintains its strength, integrity, and tile adhesion even when wet.

Superior strength

Unmatched compressive and flexural strength offers up to 3 times the compressive strength of competitors, offering greater protection against cracked mortar or tile.

Excellent tile adhesion

Creates a solid foundation as an underlayment for tile applications. Easy to score and snap for quicker installation and better alignment.

Hardie® Backer Board Tech Specs and Documents

Learn everything you need to know about installing and maintaining Hardie® Backer Board.

Installation Instructions

View instructions for installing Hardie® Backer Board. In English and Spanish.

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How to Cut Hardie® Backer Board

Our experts will show you how to make straight lines and circular cuts so that you have all of the necessary techniques to apply to your specific project.

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Browse tech docs library

Quickly browse the installation guidance and technical documentation you'll need for a successful install project.

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Find a dealer near you.

Find Hardie® fiber cement siding and trim, weather barrier products, and backer board near you.

*According to the 2021 Tile and Stone Installation Contractor Market Study conducted by Clear Seas Research in partnership with the NTCA and TILE Magazine.