Nautilus Tank Cap – Simple Protection. Essential Peace of Mind.

Protect your tank valve from dust, salt, and moisture with the Nautilus Tank Cap—a small but essential accessory for every diver. Designed to fit snugly over DIN or Yoke valves, this flexible cap helps prevent debris and corrosion from compromising your gear between dives.

Made from durable, marine-grade rubber, the Nautilus Tank Cap is built to handle tough conditions without cracking or drying out. Its low-profile design includes an attachment loop, so it stays connected to your cylinder when not in use—no more lost caps or last-minute replacements.

Key Features:

Protects Valve Openings – Keeps out dust, dirt, salt, and moisture between dives

Flexible Rubber Construction – Tough, long-lasting material that won't crack or degrade in the sun

Fits Most DIN & Yoke Valves – Universal fit for scuba cylinders of all kinds

Attached Loop Design – Secures to your valve or handle to prevent loss

Travel-Ready & Lightweight – A must-have for gear bags, boats, and rental fleets

Perfect for personal setups, rental tanks, or travel kits, the Nautilus Tank Cap keeps your gear cleaner, safer, and ready for your next underwater adventure.

Now available at Oceano Dive Centre – protect your tank, preserve your dive.