Vetus 110mm x 750mm GRP Tunnel BP110G75

Vetus 110mm x 750mm GRP Tunnel BP110G75

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High quality 750mm GRP Tunnels tunnel with diameter 110mm - suitable for BOW2512 thruster. Vetus Shop Tip Practical tests demonstrate that acoustic material type ARM can help to reduce bow thruster noise. A coat of ARM compound, or a layer of sheet material around the tunnel can reduce the sound level by about 3 dB(A). Two layers can create a reduction of up to 7 dB(A).