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
Hardie® Backer Board provides high-performance, water resistant protection to back up your next bathroom or kitchen renovation.
Why Choose Hardie® Backer Board?
Use the easy-to-install cement backer board that offers industry-leading strength and performance.
Water resistance
Hardie® Backer Board's water-resistant engineering and its MoldBlock® Technology actively protects the board from mold growth before it can take hold.
Superior strength
Hardie® Backer Board is made of fiber cement, a material stronger than foam. Resists splitting, cracking, or shifting so your tile job holds up under weight and over time.
Excellent tile adhesion
A tight hold on tile requires excellent grip. Hardie® Backer Board is engineered to perform as a rock-solid base that helps prevent tile from popping, loosening, or shifting over time.
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.
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.
Browse tech docs library
Quickly browse the installation guidance and technical documentation you'll need for a successful install project.
Find a dealer near you.
Find Hardie® fiber cement siding and trim, weather barrier products, and backer board near you.
