205mm Cellcore HX Plus Concrete Floor Slab Insulation combines ground heave protection with thermal performance for reinforced concrete floor applications. This advanced product features a cellular Expanded Polystyrene core bonded to a Filcor insulation layer and covered with a protective polypropylene sheet. Every board is precision-engineered and tested to deliver consistent, reliable performance.
Brand: Cordek®
Model: 205mm Cellcore HX Plus
Thickness: 205mm
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 205mm
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 205mm Cellcore HX Plus allows for custom shapes, sizes and profiles to be produced with quick turnaround times. Multiple material grades with varying compressive strengths are available to match your project's loading demands whilst delivering excellent value for money.
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The standard product range comes in various depths and grades to address typical combinations of soil heave risk, concrete thickness and U-value specifications.
205mm Cellcore HX Plus is purpose-designed for installation beneath reinforced concrete floor slabs, providing insulated ground heave protection.
To establish the correct product specifications, first determine the appropriate 205mm Cellcore HX depth and grade to resist potential ground heave whilst supporting structural loads. Then calculate the required Filcor insulation thickness to achieve your target U-value.
Browse our full Cordek range and filter by thickness or coverage using the left-hand menu. For advice on product suitability for your project or to request a bulk discount quotation, contact us on +4402038839057, email sales@insulationbee or use Live Chat - Lowest UK Insulation board Prices.













