portal sandstone slab for exterior and interior wall of building

(1) Light texture. The specific gravity is 1/3-1/4 of natural stone, without additional wall base support.
(2) Durable. No fading, corrosion resistance, weathering resistance, high strength, frost resistance and good impermeability.
(3) Green environmental protection. No odor, sound absorption, fire prevention, heat insulation, non-toxic, no pollution, no radioactivity.
(4) Dust and self-cleaning function: after waterproofing agent process treatment, it is not easy to adhere to dust, wind and rain can be washed by itself as new, maintenance free.
(5) Simple installation, cost saving. No need to rivet it on the wall, directly paste it; The installation cost is only 1/3 of that of natural stone.
(6) More options. The style and color are diverse, and the combination and collocation make the wall very three-dimensional effect