Attwood Turbo In-Line BlowersThe first vane axial flow fan bilge blowers designed using aerospace technology to maximize performance. No other bilge blowers in the industry provide such powerful system output at such low power input in a compact size. Patented in line design provides ventilation for engine compartments, galleys, bilges, and heads System airflow exceeds old style in line blowers by as much as 25% Draws up to 40% fewer amps, making our Turbo blowers up to four