180mm Cellcore HX Plus Concrete Floor Insulation combines ground heave protection with thermal performance, engineered for installation beneath reinforced concrete floor slabs. This product features a cellular Expanded Polystyrene core bonded to a Filcor insulation layer and covered with a protective polypropylene sheet. Each board is precision-manufactured and rigorously tested to deliver consistent, reliable performance.
Brand: Cordek®
Model: 180mm Cellcore HX Plus
Thickness: 180mm
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 180mm
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 180mm 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 excellent value.
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Standard products come in various depths and grades to address typical combinations of soil heave risk, concrete thickness and U-value specifications.
180mm Cellcore HX Plus is purpose-designed for installation beneath reinforced concrete floor slabs, providing both insulation and ground heave protection.
Selecting the correct 180mm Cellcore HX depth and grade requires careful assessment of potential ground heave and structural loading. The appropriate Filcor insulation thickness must then be determined to achieve your target U-value performance.
Browse our full Cordek range and refine by thickness or coverage using the filters on the left. For expert advice on product suitability or volume discount quotations, contact us on +4402038839057, email sales@insulationbee or use Live Chat for the best UK Insulation board prices.













