225mm Cellcore HX Plus Concrete Floor Slab Insulation combines ground heave protection with thermal performance, designed for installation beneath reinforced concrete floor slabs. The product features a cellular Expanded Polystyrene core bonded to a Filcor insulation layer and covered with a protective polypropylene sheet. Each board undergoes precision manufacturing and comprehensive testing to guarantee consistent performance standards.
Brand: Cordek®
Model: 225mm Cellcore HX Plus
Thickness: 225mm
Length: 2400mm
Width: 1200mm
Board coverage: 2.88m2
Available Grades: 7/10, 9/13, 13/18, 18/24, 24/32
Dimensions: 2,400mm x 1,200mm x 225mm
Beams Widths: 2400mm x 1200mm to 300mm (in 25mm increments)
Material: EPS Insulation ǀ Filcor ǀ Polypropylene
Shipping method: Rigid Vehicle ǀ Courier
Applications: Reinforced concrete floor slabs
BBA Certified: Yes (no.11/4862)
Maximum depth of concrete: 220mm
Features: Insulated Heave Protection Board
Safe load: 7 kN/m2
Shrinkage Category: Low
Manufacturer: Cordek Cellcore HX PLUS®
The flexibility of 225mm Cellcore HX Plus allows for custom manufacturing of virtually any shape, size or profile with competitive lead times. Multiple material grades with varying compressive strengths are available to match your specific loading requirements whilst delivering the most economical solution.
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The standard product range comes in various depths and grades to address the most common scenarios involving soil heave risk, concrete thickness and U-value needs.
225mm Cellcore HX Plus is purpose-built for placement beneath reinforced concrete floor slabs, functioning as an insulated ground heave protection solution.
Establishing the correct 225mm Cellcore HX depth and grade is essential to manage ground heave risk whilst supporting structural loads. The appropriate Filcor insulation thickness must then be determined to achieve your target U-value performance.
Browse our full Cordek range and filter by thickness or coverage using the left-hand menu. For product suitability advice tailored to your project or to request a volume discount quotation, contact us on +4402038839057 , email sales@insulationbee or use Live Chat - Lowest UK Insulation board Prices.













