175mm Mushroom Vent, Marine Grade Stainless Steel Boat Vent with Adjustable Opening Knob and Mesh, for Yacht Companionway Door Cockpit Cabin Ventilation

Specification: Item Type: Mushroom Vent Product Diameter: 175mm Material: Stainless steel Fitment: Installs quickly and easily. Keep water out when closed, yet incorporating a ​ark mesh​ and an internal plastic finishing ring packing list: 1 x Mushroom Vent 1 x Shim 1 x Plastic Screw Handle

• Durable: The mushroom shaped vent is made of marine grade stainless steel material, which is not easy to . Even if it is in close with water for long, it will not be damaged and can be used for a long time.
• Widely Applicable: Mushroom shaped vents are widely used, usually for ventilation of ship's gangway doors, cockpit, cabin, or for household sheds or additional facilities.
• Easy Installation: The vent can be installed directly without the need for professional tools, and can be completed in a short time. When closing, block the water outside the door and add nets and internal plastic decorative rings.
• Bidirectional Opening: The opening direction is not fixed and is a variable opening. It is very convenient to use an integrated knob to open from the outside or inside.
• Ventilation and Heat Dissipation: The main function of the ventilation opening is to quickly discharge high temperature and turbid gases within the cabin, reducing the temperature inside the cabin and preventing from entering.