The Hardibacker Cement Board measures 5 ft. long, 3 ft. wide and 1/2 in. thick. It is composed of 90% Portland cement and sand, providing high flexural strength and compressive strength. The board is easy to cut to size, allowing for clean edges that align tightly, and it is designed to prevent moisture damage and mold growth.

• Durable cement board for tile backing and underlayment
• Moisture and mold resistant for wet area applications
• 3 ft. x 5 ft. sheet, 1/2 in. thick
• Highest flexural strength and up to 3x the compressive strength of competitive cement boards
• Smooth on both sides for easy installation