
12mm HardieBacker Board 1200mm x 800mm
by JamesHardie
Prices updated 17 Mar 2026
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Product Description
HardieBacker 12mm Tile Backer Board with a 1200mm length, 800mm width, and 12mm thickness. A cement-based building board specifically developed for use on walls and vertical surfaces in wet or high-moisture areas such as kitchens and bathrooms. Manufactured with innovative MouldBlock Technology, it provides a durable, water- and mould-resistant alternative to plasterboard and gypsum-based wall linings. The board’s dense cement composition delivers high compressive and flexural strength, ensuring tiles remain secure under applied loads up to 100kg/m² (vertical applications). Its paper-free surface prevents rot, swelling, or warping, even when exposed to prolonged dampness. Designed for wall installations and suitable as a tile backer behind natural stone, ceramic, and porcelain tiles.
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