130mm Cellcore HX Plus Concrete Floor Slab Insulation combines ground heave protection with thermal performance when installed beneath reinforced concrete floors. This advanced product features a cellular Expanded Polystyrene core bonded to a Filcor insulation layer and covered with a protective polypropylene sheet. Each board is precision-engineered and tested to deliver consistent, reliable performance.
Brand: Cordek®
Model: 130mm Cellcore HX Plus
Thickness: 130mm
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 130mm
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 130mm Cellcore HX Plus allows for custom manufacturing of virtually any shape, size or profile with competitive lead times. A selection of materials with varying compressive strengths is available to match your application's load requirements whilst delivering excellent value.
To request a quotation, please supply the following details:

The standard product range comes in multiple depths and grades to suit typical combinations of soil heave risk, concrete thickness and U-value specifications.
130mm Cellcore HX Plus is designed for installation beneath reinforced concrete floor slabs, providing insulated ground heave protection.
To establish the right product specification, first select the appropriate 130mm Cellcore HX depth and grade to counteract ground heave whilst supporting structural loads. Then calculate the necessary Filcor insulation thickness to achieve your target U-value.
Browse our complete Cordek range and filter by thickness or coverage on the left. For product suitability advice or bulk quotations, contact us on +4402038839057 , email sales@insulationbee or use Live Chat - Competitive UK Insulation board Pricing.













