underlay polystyrene
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Frequently asked questions
- How thick does the EPS 100 S polystyrene need to be? It depends on the floor type and the required thermal resistance - 30-50 mm is commonly used in renovations, and more in new builds.
- Is EPS 100 S also suitable for warm-water underfloor heating? Yes, it is used as the base (bottom) insulation layer beneath system boards with pipes.