Knauf Square Edge Wallboard Plasterboard – 1800mm x 900mm x 12.5mm

Versatile, Cost-Effective Plasterboard for Walls, Ceilings & Partitions

The Knauf Square Edge Wallboard is a high-quality, general-purpose plasterboard with a smooth ivory paper face, designed for easy plaster finishing or direct decoration. Ideal for use in partitions, wall linings, and ceilings, this durable plasterboard is perfect for most residential and light commercial applications.

Engineered to resist rot and warping, this board delivers long-lasting performance and excellent value. The square edge design ensures seamless jointing, especially when paired with Knauf’s range of jointing compounds, adhesives, and metal systems.

Whether you're working on a new build or a renovation, this plasterboard is easy to install using standard tools—just score, snap, and fix with screws or Knauf Plasterboard Adhesive.

Features & Benefits

• Durable and lightweight – ideal for a wide range of interior applications
• Ivory paper face allows for a smooth plaster finish or direct paint/decorating
• Square edge for easy butt jointing and finishing
• Provides enhanced acoustic performance over standard boards
• Rot and warp resistant – maintains integrity over time
• Quick and easy to install – no specialist tools required
• Fix using screws or dot-and-dab with Knauf Plasterboard Adhesive
• Ideal for partitions, linings, ceilings, and general wallboard use
• Can be painted after applying a suitable plasterboard sealer
• Use with Knauf jointing systems for a professional finish

Product Specifications

• Board Size: 1800mm x 900mm
• Thickness: 12.5mm
• Coverage Per Board: 1.62m²
• Edge Type: Square
• Weight: Approx. 12.80 kg
• Material Type: Gypsum core with ivory paper liner
• Brand: Knauf
• Manufacturer Code: 243667
• Range: Knauf Wallboard
• Dimensions (Imperial): 6ft x 3ft

Installation & Finishing Tips

• Store flat and protect from moisture and weather exposure
• Apply a plasterboard sealer before painting
• Finish joints with Knauf Fill & Finish Light, or mix your own with Knauf’s range of jointing products (e.g., Fill & Finish 60, Joint Cement Premium, Joint Filler Premium)
• Use Knauf Joint Tape for a seamless, professional-grade finish

Why Choose Knauf Square Edge Wallboard?

Trusted by professionals and DIYers alike, Knauf plasterboard offers consistent quality, reliable performance, and ease of use—making it a go-to solution for high-quality internal wall and ceiling installations.