| All the fabrications are made of galvanized sheet steel. The coil uses high quality seamless copper tube that contacts with fins closely after the tube machinery inflation. The water collection made of brass can distribute water evenly and smoothly. Knob type gas escape valve is fitted at water outlet to drain the gas in coil easily. The engine uses Japanese special-purpose motor for fan, no distortion and rust. The Japanese oil bearing can lubricate automatically, low noise, its service life is more than 10 years.
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Yujie Dai
