Installation standard:

• Cabins used for ventilation should be far away from strong electromagnetic radiation and vibration sources.

• The ventilation tube should be installed at the high point of the ventilation cabin, and the ventilation effect at the exhaust port should be ensured.

• The installation position of the vent should meet the requirements of the classification society.

• The installation position of the ventilation tube should be made of stainless steel.

Material standard:

• The inner layer of the ventilation tube should be made of GRP or thermoplastic resin to meet the requirements of corrosion resistance.

• Anti-corrosion materials should be used outside the ventilation tube.

• The installation part of the ventilation tube should be made of stainless steel.

Size standard:

• The inner diameter of the vent is not less than 250 mm.

• The fixed part shall be made of stainless steel.

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