Imported aluminum with zinc plate housing,excellent quality,exquisite appearance, 70 years without rotting. TKBHOME B200M899 B Series of Porous Self-BalancedImported aluminum with zinc plate housing, excellent quality, exquisite appearance, 70years without rotting. The fan use EBM from Germany with the number one brand in the world.Main Function:1. High quality two speed motor, low noise ...