level4dHere we explore 3D, 4D, 5D and 6D Building Information Modelling (BIM) and show how adding extra information can make for more timely decisions and ultimately better buildings.Promo JLD LASER LEVEL 4D 16 Self Leveling Garis Pakai Remot 2Baterai di ∙ Promo Pengguna Baru ∙ Bebas Ongkir ∙ Cicilan 0% ∙ Kurir Instan.