Description
Nothing more than that, the light steel keel ceiling needs to carry keel, cladding keel, main keel, secondary keel, etc. There are many models,
Generally speaking: The bearing keel has U-shaped, C-shaped, V-shaped, and L-shaped. The cladding keel has C-shaped, V-shaped, the main keel has T-shaped, the secondary keel has T-shaped, and the side keel has L-shaped.