Structural Integrity: As time passes, unchecked moisture can weaken the building's framework, causing high-priced repairs.Steel Grating Warm Deep Galvanis Kind : Spesifikasi 1 " x 3/ sixteen " x 90cm x 6mtr one, sizzling-deep kisi baja galvanis Keterangan: Grating digunakan sesuai dengan jarak tertentu dan datar lintas-bar pengaturan, dan dilas ke