A SECRET WEAPON FOR ROCKWOOL INSULATION DI SURABAYA

Glasswool is usually fire resistant, serving to to shield buildings from hearth, which is proof against many weather conditions, which makes it well suited for use in different environments. Bergerigi ( Serrated) : jenis steel grating ini berupa plat yang kotak – kotaknya bergerigi dan sesuai standard ukurannya.Terbuka/open conclude yaitu gratin