Air Blower 1. High pressure, big air volume 2. Low noise,Safety BP series vortex air blowerThe structure of the “sapgold” vortex blower unit is well organized and reasonable. The flow is large, it’s easily adjusted and also convenient for operation, it is used for fish farms, farm tank, also used for air supply apare part of package, massage bathtub, glass products, textile, electroplating, ...