Knauf Square Edge Wallboard Plasterboard – 2400mm x 1200mm x 15mm

Premium-Quality Plasterboard for Ceilings, Partitions & Wall Linings

The Knauf Wallboard Square Edge Plasterboard (15mm thick) is a robust, high-performance solution for internal wall and ceiling applications. Featuring a smooth ivory paper face, it's perfect for both plaster finishes and direct decoration, making it ideal for use in residential construction, renovation, and interior fit-outs.

Designed with enhanced durability, this plasterboard resists rot, warping, and moisture damage, making it a reliable and cost-effective choice for long-term use. It also offers superior acoustic performance compared to standard 12.5mm boards—helping to reduce sound transmission between rooms for improved comfort.

Easy to install with no specialist tools required—simply score and snap with a Stanley knife and straight edge. For best results, pair it with Knauf jointing systems, adhesives, and metal framing solutions.

Features & Benefits

• Heavy-duty 15mm thickness for improved strength and acoustic insulation
• Ivory paper face – ready for plaster or direct paint/decor application
• Square edge design for easy butt jointing and alignment
• Enhanced acoustic performance vs. standard plasterboard
• Resists rot, warping, and moisture, ensuring long-lasting quality
• Easy installation – no specialist tools required
• Can be fixed with screws or dot-and-dabbed using Knauf Plasterboard Adhesive
• Suitable for partitions, wall linings, and ceiling applications
• Ideal for domestic builds, refurbishments, and internal fit-outs
• Coverage: 2.88m² per sheet

Product Specifications

• Board Size: 2400mm (L) x 1200mm (W)
• Thickness: 15mm
• Edge Type: Square
• Weight: Approx. 29.09 kg
• Colour: Ivory face
• Material: Gypsum core
• Brand: Knauf
• Manufacturer Code: 168044
• Range: Knauf Wallboard
• Dimensions (Imperial): 8ft x 4ft

Installation & Finishing Tips

• Store flat and keep dry to maintain board integrity
• Apply a plasterboard sealer before painting for best finish
• Complete joints using:
• Knauf Plasterboard Joint Tape
• Knauf Fill & Finish Light (ready-mixed)
• Or mix your own with Knauf Fill & Finish 60 or 30 Premium, Joint Cement Premium, or Joint Filler Premium

Ideal For:

• Internal wall partitions
• Ceiling linings in residential and commercial builds
• Home renovation and extension projects
• Projects requiring extra sound insulation and durability

Why Choose Knauf 15mm Wallboard?

Knauf is a market leader in drywall solutions, and this 15mm square edge wallboard provides added strength, sound insulation, and versatility over standard thickness boards. Whether you're a professional contractor or tackling a home improvement project, this plasterboard ensures a durable, easy-to-finish surface every time.