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The Most Preferred Brand of Backer Board

Hardie® Backer Board is made better to install better and perform better. That’s why it was named the most preferred brand of backer board by tile installers and contractors, according to the 2019 Tile and Stone Report conducted by ClearSeas research in partnership with the National Tile Contractors Association and TILE Magazine.

Introducing: 100% Waterproof Cement Backer Board*

The all-new Hardie® Backer Board with HydroDefense® Technology delivers exceptional performance with a waterproof composition throughout the board.
The products you’ll see below are readily available for zip code . Not your zip code? Update it now.

Superior Underlayment

Install the most preferred brand of backer board for your next tile job.
3X Stronger
  • 90% Portland cement and sand 
  • No loose aggregate or filler
  • Highest flexural strength and up to 3x the compressive strength of competitive cement boards
Easy to Cut
  • Easy to cut to any size: just score and snap
  • Clean cuts allow edges to align tightly
  • Less dust and debris when cut
MoldBlock® technology
  • Unique cement formulation and uniform composition help prevent damage from moisture
  • Excellent tile adhesion to help protect tile work

Ease of Use and Performance

Hardie® Backer Board’s unique cement formulation and structure makes it the ideal combination of strength, uniform composition and performance that no other backerboard can provide.

Simple Score and Snap

Make 2-3 passes with a utility or scoring knife. Place one hand and knee firmly along the score line, then use the opposite hand to pull the board upwards.

A Strong Foundation

The highest strength of competitive cement boards to enable a solid foundation for your tile job.

Excellent Tile Adhesion

Hardie® Backer Board's unique cement formulation provides excellent tile adhesion to help protect your work - and your reputation.


90% Portland cement and sand, plus proprietary ingredients. No fillers or abrasive aggregates.

Less Dust & Mess

Less dust than competitive boards when cutting.

Less mess and clean-up than other cement boards.

Ready to get started?

Hardie® Backer Board is available at Lowes, Home Depot and specialty tile shops. Be sure to download installation, warranty information and more below.