Quik-Therm Warm Floor is a high density rigid foam sub-floor insulation designed and engineered for the top side of un-heated concrete floors. Finished materials such as laminate and engineered flooring are easily installed directly on top of Quik-Therm Warm Floor without the need for adhesives and fasteners. Quik-Therm Warm Floor provides superior comfort and saves energy dollars. It is less expensive than most sub floor products and faster and easier to install. Quik-Therm Warm Floor does not produce ozone depleting off gasses. It may contain up to 15% recycled expanded polystyrene (EPS). Warm Floor improves lifestyles and comfort while preserving natural resources and the ecosystem.