2mm Breathable Underlay For Overlay Underfloor Heating Systems – XPS Extruded Polystyrene – 6m2 – Pack Of 10 Sheets 1000mmx600mmx2mm – 0.6m2

Lightweight, breathable 2mm foam Underlay, designed specifically for use with warm water floor heating systems and for use with laminate, engineered and solid wood flooring. Installing new underlay dramatically improves the performance of new wood or laminate flooring and improves walking comfort and reduces associated noise. If you are laying your floor on a relatively new concrete floor we would advise you use a damp proof membrane