25mm Blackout FRwith inner metallic foil Blackout FR ConcreteComposition100% Polyester Fire RetardancyBS5867 - 2, Type B : 2008 for fire retardancy when tested in accordance with BS N USI 15025-2002 (A-Sirface) European Standard - B1 Din 4102 ShadingBlock Out Moisture ResistanceSuitable for moist conditions
