Klasse G-Board - External Sheathing Board - 2400 x 1200x 12.5mm (2.88 sqm) - Gypsum board
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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?
- Each board is 2400mm long, 1200mm wide, coves2.88 Sqm and is 12.5mm Thick
- Lighter and easier alternative to bulky cement baords, A1 non-combsutibel board
- Made of Calcium sulphate dihydrate (Gypsum) encased within a glass fibre mat.
- Used as an external sheathing board for weather protection to a lightweight steel
- frame construction. also suitable for modular and timber-framed buildings.
| Insulation Type | External Sheating Board |
| Brand | Klasse |
| Product Code | Klasse-G Board |
| Composition | Calcium sulphate dihydrate (gypsum) encased within a glass fibre mat. |
| Facings | Coloured green on the front face and green on the back face. |
| Product Width | 1200mm |
| Length | 2400mm |
| Thickness | 12.5mm |
| Coverage | 2.88 sqm |
| Thermal Conductivity | 0.25 W/mK |
| Reaction to Fire | Euroclass A1 |
Returns/ Refunds:
- You are free to cancel your order and get a full refund anytime before we confirm your order for pipe jacketing via an order confirmation email.
- Materials ordered in excess/ not required anymore can be returned, provided they are in a resaleable condition. You are kindly requested to notify us within 6 working days from the date of receipt. A restocking fee may be applicable. Buyer pays postage.
- If you receive damaged or faulty products, kindly notify us within 6 working days via email. We will assist you accordingly.
For more information kindly refer to our Delivery information page
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