Onboard Tile Backer Boards XPS 6mm

Take your tiling jobs to the next level with our XPS Tile Backer Boards – the smart, waterproof solution designed for wet rooms, showers, bathrooms, and underfloor heating systems. These high-performance boards offer a strong, stable base for tiling, eliminating the headaches caused by chipboard, ply, or plasterboard.

• Size: 1200mm x 600mm

• Thickness: 6mm

• Applications: Walls & Floors

• Sold as: Single boards, boxes of 10, or full pallets

Built from extruded polystyrene and coated with cement and reinforced fiberglass mesh, these boards are engineered for serious durability. They’re compatible with timber and metal studwork, block walls, and all kinds of floor substrates.

Key Benefits:

• 100% Waterproof – Provides a completely moisture-resistant, tile-ready surface.

• Insulated – Keeps heat where you want it, with high thermal insulation.

• Lightweight & Easy to Handle – Cuts easily without special tools, saving time and labor.

• Versatile – Works with stud walls, blockwork, concrete, timber, and more.

• Perfect for Underfloor Heating – Ideal for use with electric underfloor heating systems.