EN17317:2020isaEuropeanstandardthatspecifiesthemethodfordeterminingthelightreflectancevalue(LRV)ofthefloorsurfaceofresilienttextilelaminateandmodularmechanicallockingfloorcoverings.ThestandardoutlinestheproceduresandequipmentrequiredtomeasuretheLRV,whichisanimportantfactorinassessingthevisualandsafetycharacteristicsofflooringmaterials,particularlyintermsofslipresistance,visibility,andoverallaestheticperformance.Compliancewiththisstandardensuresthatfloorcoveringsmeetspecificregulatoryandperformancecriteriarelatedtolightreflection.