Klasse G-Board is a 12.5mm high-performance external sheathing board made of Gypsum, designed to meet the most demanding construction requirements in the UK. Manufactured with gypsum and reinforced with advanced fibre technology, this A1 non-combustible board delivers exceptional fire protection and moisture resistance, making it ideal for external sheathing applications. Certified under BBA and compliant with BS EN standards, Klasse G-Board offers superior durability and long-lasting performance in modular, timber, and traditional construction systems. With a density optimized for strength and stability, it ensures easy installation while maintaining its integrity in varied environments. This gypsum board features a calcium-enriched composition that enhances its fire resistance, achieving a Euroclass A1 fire rating. Suitable for walls, ceilings, and other external sheathing board applications, it offers seamless jointing and can be integrated into high-performance systems. Key Features: Easy to use: Klasse G-Board is easy to handle and is 30% lighter than traditional cement boards. This gypsum baord can be simply cut with a knife, meaning no power tools are required for cutting and minimal dust is produced. It helps save time and labour costs. Can easily be curved Saves costs : As cutting and installing this gypsum board reuires minimal effort, Klasse G-Board saves you time and labous costs. It ca further eliminate the need for a breather membrane helping to lessen project costs Durable: Klasse G-board's hogh density helps mitigate fire, wind and installation damage and ensure you deliver a safe, on-time project. It has impressive pull through strength and high impact resistance. This gypsum baord is water resistant with a 12 months exposure guarantee. Acoustic And thermal Insulation: This external sheathing baords are acoustically tested according to ISO 10140-2. They have a K-value of 0.25 W/mK. Fire resistance: A1 non-combustible rating for reliable fire protections Applications: Klasse G-Board is verstaile and can be used in any framing systenm: Light steel infill and oversail systems on concrete and steel frame buildings Modular buildings Light gauge steel frame Timber frame buildings?
