XINXING MARINE Marine Tank Vent Deck Drain Hole Boat Hull Drainage Floor Drain Fitting

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A sealed fuel tank without a vent is a pressure vessel waiting to fail. The 316 Stainless Steel Marine Fuel Tank Vent allows air to move freely in and out of the tank as fuel levels rise and fall, preventing the vacuum lock and pressure buildup that can damage tank seals, distort fittings, and create hazardous conditions aboard. The protective grille keeps debris and insects out while maintaining unrestricted airflow.

Safety Through Proper Ventilation

Fuel vapors trapped in an unvented tank can accumulate to dangerous concentrations. This vent provides a controlled, screened outlet that allows vapors to dissipate safely while keeping the tank protected from water ingress and contamination. Built from 316 stainless steel, it handles constant deck exposure — UV, saltwater spray, and foot traffic — without corroding or losing its polished finish.

Key Features

• Debris Grille — 4mm slots prevent insects and debris from entering the tank while maintaining airflow
• 316 Stainless Steel — Corrosion-resistant for deck-mounted installations in saltwater environments
• 1-1/4" Pipe Connection — 31.8mm diameter fits standard marine tank vent hose
• Polished Finish — Clean deck aesthetic; easy to inspect for blockage or corrosion
• Compact Profile — 76mm top diameter, 99mm total height for low-profile deck installation

Specifications

• Material: 316 Stainless Steel
• Finish: Polished Silver
• Model: XH0627 1-1/4"
• Top Diameter (A): 76mm
• Total Height (B): 99mm
• Pipe Connection Diameter (C): 31.8mm
• Grille Slot Width (D): 4mm

Common Applications

• Fuel Tanks: Petrol and diesel tank venting on powerboats, sailboats, and yachts
• Fresh Water Tanks: Pressure equalization for potable water tanks on cruising vessels
• Holding Tanks: Odor-controlled venting for waste holding tanks
• Deck Drain Venting: Air admittance for deck drainage systems

Note: Due to manual measurements, please allow for slight size tolerance. Inspect grille regularly to ensure it remains clear of debris.