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Head to Head Heat Test: EPS vs GUTEX vs Mineral Wool It’s Hot Outside! (and getting hotter) GUTEX is Superior Summertime Thermal Insulation Building insulation has been largely driven by cold climate performance concerns. We typically ask “What’s the R-Value?” to figure out what the heat loss will be to the outside and how big our … read more

Gutex vs XPS: Insulating in a Hot House World High-Performance Gutex Wood Fiber Insulating Materials Outperform Foam Due to the density and specific heat capacity of wood, Gutex wood fiber insulation is able to far outperform unsustainable and unhealthy materials such as XPS foam insulation. While Gutex has a lower R-value per inch (R … read more