EN16809-1:2019isaEuropeanstandardthatspecifiesrequirementsforin-situformedproductsmadefromexpandedpolystyrene(EPS)beads,bothbondedandloose-fill,usedasthermalinsulationinbuildings.Thispartofthestandard,Part1,focusesontheproductspecificationsforbondedandloose-fillmaterialsbeforeinstallation.Itcoversaspectssuchasmaterialproperties,dimensions,thermalperformance,andotheressentialcharacteristicstoensuretheproductsmeetqualityandsafetystandardsforeffectivethermalinsulationapplications.Thestandardaimstoprovideguidelinesformanufacturers,suppliers,andinstallerstoensureconsistency,performance,andreliabilityoftheseinsulationproductsinconstructionprojects.