Стекловолокно потолка - черный Поверхность

Fiberglass Ceiling -Black SurfaceCeiling Tiles 1) Use fiberglass wool as raw material and back with the black fiberglass tissue 2) Good photopathy, noise and thermal insulation, fire resistance, easy to install 3) Widely used in the places with special requirements to light 4) Edges: square, tegular, concealed 5) NRC: 0.8 - 1.0 6) Level of fireproofing: a) Raw material: level A (incombustible class) b) Surface: B1 (flame resistant class) 7) Coefficient of heat preservation: 0.042W / (M.K) 8) Radioactive species limitation: level A Specifications: 1) Dimensions: 600 x 600mm, 600 x 1,200mm, 600 x 1,800mm, 1200 x 1,200mm 2) Density: 100K, 70K, 40K 3) Thickness: 15mm, 20mm, 25mm Packing: Packed in exported standard cartons