Hardie® Backer Board
The most chosen brand by trade pros* who build to last, Hardie® Backer Board is a time-tested performance tile backer — What the Best Build On™.
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Hardie® Backer Board
Explore Hardie® Backer Board
Every quality tile job should start with the best tile underlayment: the industry-defining fiber cement innovation, Hardie® Backer Board.
Hardie® Backer Board
Explore Hardie® Backer Board
Every quality tile job should start with the best tile underlayment: the industry-defining fiber cement innovation, Hardie® Backer Board.
Why Choose Hardie® Backer Board?
Help protect your work long after the job is done. See why Hardie® Backer Board is chosen in over 40 million kitchens and bathrooms.*
Moisture resistance
MoldBlock® Technology protects the board from mold growth or damage, helping it retain its strength and shape even after being exposed to water.
Superior strength
Made strongest of all leading backer board brands to withstand daily wear, prevent damage, and keep tiled surfaces secure.
Better tile adhesion
Engineered for grip that lasts, holding tiles tight to help prevent shifting, cracking, and costly call-backs.
Tech specs and documents
Hardie® Backer Board Tech Specs and Documents
Quick Start Installation Guide
Get an overview of the installation process for Hardie® Backer Board. In English and Spanish.
How to Install Hardie® Backer Board
From starter strips to correct gap length, it's important to know the basics for siding installation.
Browse Tech Docs Library
Quickly browse and gather all the docs you need for a successful install project, from CAD files to install instructions to safety sheets.
Hardie Backer Board Image
Start your renovation
Ready to take the next step? Find a local pro to help you execute your design vision with Hardie® siding.
