Flat vs. Grooved XPS Insulation Boards: Which Should You Choose?
When selecting Extruded Polystyrene (XPS) tile backer boards for your construction or renovation project, you will often encounter two main variations: boards that are completely flat and smooth, and boards that feature a textured, grooved, or “scored” surface. While they may share the same high-performance waterproof core, their surface finishes dictate how and where they […]
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