With 3 - 6 - 9 airfoil shaped blades mounted on an aluminium hub, adjustable blade angle on stop, high performance, low noise level, max 82% efficiency, diameter mm by mm available.
With 3 - 6 - 9 airfoil shaped blades mounted on an aluminium hub, adjustable blade angle on stop, high performance, low noise level, max 82% efficiency, diameter mm by mm available.
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