Basements floors and walls thermal insulation

Basement wall and floor insulation featuring high compressive strength, high thermal performance and high water resistance

Cellecta’s extensive range of high compressive strength, closed cell extruded polystyrene (XPS) insulation boards YELOFOAM X and eco XPS are the ideal insulant for basement applications. A variety of grades are available to suit different loading conditions and applications from 250 to 700kPa.

All grades have excellent life-long thermal performance and very low water absorption, allowing them to be installed above or below the dpm.

Cellecta extruded polystyrenes are 100% recyclable, with eco XPS boards also having a <5 GWP, making them fully compliant with CSH Pol 1 requirements.

  • High compressive strength – able to withstand long term static loads 250-750 kPa
  • Excellent long life thermal performance
  • Very low water absorption
  • Code for sustainable home Pol. 1 compliant solutions available (eco XPS)
  • Environmentally friendly – 100% recyclable

Basement Construction details

Basement floor : Insulation below timber floating screed or concrete slab

Suitable application products 

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FREE Services available from Cellecta®

FREE technical and installation advice, site surveys and take of services in addition to U-value condensation risk and imposed load calculations. Call Cellecta's experienced sales team on 08456 71-71-74 to maximize the performance of your next project