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1460dB(A)55dB(A)50dB(A)45dB(A)insufficient(Noisy)sufficient(Quiet)Soundsource80dB(A)Soundsource80dB(A)Commonwindows•ATMOSII,NTPanel,3mmsinglepaneT-1classsoundinsulatingwindow•MeisterII•ThermalII(3+A12+3)•FontePlus•PorteNX•AmbieTX•Regnum•ATMOSII,NTPanel5mmsinglepaneT-2classsoundinsulatingwindow•ThermalII(3+A12+6.8)•Duplex•ATMOSII,NTPanel5mmthickglass+Italia•ATMOSII,NTPanel5mmthickglass+AlEaseT-3classsoundinsulatingwindow•ATMOSIICTpanel+intermediateairspace80mm+additionalinnerwindowGeneralwindowsinsulateapproximately20dBofoutdoornoise.Thermallyinsulatingwindowsanddoorshaveahighairtightperformance,therefore,theycaninsulatesoundtransmissionaswell.Ifyoucombinethickglasseswithwindowsthathavehighair-tightandthermalperformances,youcanhaveaT-2classperformance.Byinstallingashutter,anairspacecreatedbetweenwindowsgivessoundinsulationeffectsandT-2classperformance.Anairspacecreatedbetweenouterwindowandinnerwindowpreventsthesoundtransmission,andbringsoutgreatsoundinsulationeffects.ThisisT-2classdoublewindows.Changetheexistingwindowtodoublewindow.Thisisabletoapplyanotherwindowtovarioussizesofopeningsbyaneasyordermethodwhichinstallstotheindoorside.Anairspacebetweeninnerwindowandouterwindowgivessoundinsulationeffects.Bymakingairspacewider,performanceclasscanbecomeT-3.EffectsLevelsofquietness(dB(A))TypesofwindowsFeaturesofourproductsModelingofsoundinsulationeffectsofourwindows3
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15BeepGlassthicknessandsoundinsulationperformanceGenerally,soundinsulationperformancedependsonairtightperformanceandthicknessofglass.Glasshasacertainlevelofsoundinsulationperformancewithselectingitsthicknessorconfiguration.Airtightperformanceisoneoftheimportantfactorsforsoundinsulationperformance.Whenthewindow’sairtightperformanceislessorequalto1m³/h·m²,thelevelofsoundinsulationperformanceisalmostequaltothelevelofsoundtransmissionlossoftheglassinuse.Thesoundinsulationperformanceofdoubleslidingwindowswithitsairtightperformanceof8m³/h・m²isworththanthatofglassesinuse.EntryrouteofsoundisnotonlythroughwindowsSoundcomesinsidethroughvariousparts,notonlythroughwindows.Byreducinggapsinthewholebuildingsaswellasthatofwindows,andraisingsoundinsulationperformanceofwallitself,bettersoundinsulationperformancecanbeproduced.Curtainsandcarpetsarealsoeffective.NoisyCuteSoundperceptionvariesamongindividualsGapbetweendoorandwallDoorSoundofroad-works/SoundfromsubwayFloor(Ventilationhall)Ventilationhole(door)Soundoffootstepfromtheupperfloor/SoundofpianoorwashingmachineAirbornesoundStructure-bornesoundGapbetweenroofandwallGlasswindowGlasswindowGapbetweenwindowsandwallWashingmachine/FlushingtoiletWall■SoundtransmittingpathBowwowBowwowOnepointadvice4
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