... years quality guarantee. Product SizeThe PC transparent soundproofing board LT20-1TMThickness2,3,4.5,6.0mmWidth1220,1560 ... ,2050mmLength3050mmResist WeatherGeneral,indoor useProduct SizeThe PC transparent soundproofing board LT20-2TMThickness2,3,4.5,6.0mmWidth1220,1560 ... ,1820,2050mmLength3050mmResist WeatherGeneral,indoor useStandard Color:Clear,Green,BlueFor large order,color and size can be custom- ...