c,protection against insects,defending ants-Construction simple,easy and swift,easy to decorate,easy to cut,bore,shear-Durable,have long performance life- does not include the asbestos-Applicable to other modeling to decorate for twice characteristics: 1.Fire resistant (A1 grade) 2.Water & moisture resistant 3.Chemical resistant 4.Insects/worms/termites etc resistant 5.Sound absorption level is very high 6.Light weight & high strength 7.No toxic ingredients, no asbestos 8.No radioactive substan