205mm Cordek Cellvent HX EPS Insulation Board combines the benefits of Ventform technology with the Cellcore HX series. This product tackles ground movement concerns whilst functioning as a reliable gas venting solution. Purpose-built for installation beneath properly reinforced ground floor slabs, the 205mm thickness is selected based on expected ground heave levels. For detailed specifications and design guidance, please review our Ground Heave Solutions brochure available in our downloads.
Brand: Cordek®
Thickness: 205mm
Length: 2400mm
Width: 1200mm
Coverage: 2.88m2
Dimensions: 2,400mm x 1,200mm x 205mm
Grade: 9/13
Model: 205mm Cellvent HX (Grade 9/13)
Colour: White and Green
Consistancy: Rigid cellular void former
Material: (EPS) Expanded Polystyrene Board
Applications: Beneath reinforced concrete floor slabs
BBA Certified: Yes, no. 11/4862
Features: Ground heave protection gas venting system
Manufacturer: Cordek Cellvent HX®
Cellvent HX provides flexibility with a selection of specifications designed for different ground conditions on any project. It integrates effortlessly with Cordek gas membranes, vent outlets, and venting accessories to create a complete gas protection system.
The tables below help you choose the right depth and grade of Cellvent HX panel based on your soil type characteristics and planned reinforced concrete slab thickness:
Available depths and grades include:
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The 205mm Cellvent HX Grade 9/13 merges the strengths of the Cellcore HX range with Ventform technology, successfully managing ground heave effects whilst providing excellent gas venting performance.
Offered in various specifications, Cellvent HX integrates smoothly with gas membranes, vent outlets, and venting accessories to build a complete gas protection system.
Engineered specifically for use beneath appropriately reinforced ground floor slabs in locations where subsidence is not a concern, the Cordek EPS Void Former Cellvent HX meets these needs.
Delivering equivalent ventilation performance to the Ventform 80 range with a 40mm void depth, Cellvent HX is EPS insulation board ideal for projects requiring a full gas protection system. For higher venting capacity needs, get in touch with our team.
The Cellvent HX panel thickness depends on the anticipated ground heave movement in your area.
Browse our full Cordek range and refine by thickness or coverage using the filters on the left. To discuss product suitability for your project or request a quantity discount, call us on +4402038839057, email sales@insulationbee or use Live Chat - Best value EPS Insulation Board in the UK.








