Knauf GifaFloor FHB 32mm – 600mm x 600mm Dry Screed Hollow Floor Panel

The Knauf GifaFloor FHB 32mm is a premium, high-density calcium sulphate (gypsum fibre) floor panel engineered for dry screed and hollow floor systems. Offering exceptional rigidity, acoustic performance, and A1 non-combustible fire classification, this 600mm x 600mm panel delivers a robust monolithic surface ideal for commercial buildings, offices, raised floor retrofits, and high-performance screed replacements.

• A1 Non-Combustible: Fully fire-safe gypsum fibre construction (EN 13501-1).
• High Density Panel: Ideal for hollow floor and dry screed structural loading.
• Outstanding Acoustic Control: Naturally dense for airborne and impact sound reduction.
• Precision Surface: Produces a smooth, rigid deck for all common floor coverings.
• Low Emissions: Complies with AgBB, French A+, IBR, and Eurofins Air Comfort Gold.
• Dry Screed Replacement: Faster installation compared to wet screeds with minimal downtime.

Product Specifications

• Dimensions: 600mm x 600mm
• Thickness: 32mm
• Material: High-density gypsum fibre (calcium sulphate)
• Fire Rating: A1 (EN 13501-1)
• Density: ≥ 1500 kg/m³ (EN 15283-2)
• Edge Detail: Precision-cut edges for hollow floor systems
• Thermal Conductivity (λ): 0.56 W/(m·K) – EN 12524
• Acoustic Performance: Excellent impact and airborne sound reduction
• Electrostatic Resistance: ≥ 1×10⁷ Ω – EN 1081
• Flexural Tensile Strength: ≥ 8.7 N/mm²
• Surface Hardness: ≥ 40 N/mm² (Brinell)
• Thermal Resistance (R): 32mm panel provides improved insulation over 25mm variants
• Suitable For: Hollow floors, dry screed systems, raised floor refurbishments
• Installation Environment: +10°C to +35°C, 45–75% RH
• Usage Environment: -10°C to +35°C, 35–75% RH

Boards can be cut using standard woodworking tools.
Manufactured with approx. 50% recycled content (combined pre- and post-consumer).

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Choose Knauf GifaFloor FHB 32mm for premium dry screed performance, rapid installation and exceptional stability across commercial floor systems. Delivered quickly throughout the UK.