null

Marine Water Tank

Luxury yacht docked near a shipyard, illustrating marine use case for freshwater storage tanks.

Marine Water Tanks

Boat Water Tank

Reliable water storage starts with the right tank. Our marine tanks are made with FDA-approved polyethylene to keep drinking water clean and protected.

Each tank is seamless and strong, built to handle rough water and long days. No cracking, no leaks, no contamination. We size every tank to fit your space and include spin-welded fittings for a clean, secure install.

Sailboats, yachts, or fishing boats alike, you’ll get a tank that fits and performs.

Looking for water storage solutions? We can help! Call us at 1-863-270-8118 or contact us to discuss your needs.


Custom Marine Water Tanks

Every boat setup is different. That’s why we build custom marine tanks designed to fit your space, not fight it. Each tank is molded in a single piece using FDA-approved polyethylene, so your water stays safe and your tank stays solid.

These tanks are perfect for sailboats, yachts, fishing boats, and other marine vessels. They're corrosion-resistant, crack-resistant, and made for long-term use on the water. We place the openings where you need them and include spin-weld fittings for a clean, secure connection to your plumbing setup. No leaks. No stress. Just a tank that works.

Marine Water Tanks

Plain rectangular marine water tank ideal for tight spaces and custom marine storage builds.

Marine Fresh Water Tanks

FDA-approved polyethylene tanks for potable water. Seamless and leak-resistant, ideal for boats, RVs, graywater, and ballast use. Custom spin-weld fittings included.

White marine water tank with pre-installed threaded ports for inlet, outlet, and vent applications.

Marine Holding Tanks

Resilient polyethylene tanks for graywater, black water, and marine waste. FDA-approved, leak-proof, and built for long-term reliability in boats and RVs.

Low-profile black water tank for marine and RV use, designed for under-deck or under-bed installations.

Marine Black Water Tanks

Coast Guard-compliant black water tanks for marine waste systems. Made for durability, clean fitment, and secure waste storage on boats.

Additional Products

Custom marine water tanks with blue threaded ports, stackable for modular onboard water systems.

Storage Compartments

Rotomolded poly compartments for secure, organized storage on land or water. Available in multiple sizes and shapes.

Cutaway view of a marine water tank showing internal structure and removable lid for easy maintenance.

Battery Box

Heavy-duty battery boxes built to handle marine conditions. Prevents tipping, shorting, and corrosion for safe battery protection.

Marine water tank with pre-marked port positions for custom fitting placement during installation.

Custom Roto Mold Tanks

Space-saving custom tanks for marine, RV, or utility use. Built for harsh conditions with long-lasting polyethylene construction.

Looking for water storage solutions? We can help! Call us at 1-863-270-8118 or contact us to discuss your needs.


hello

Contact Us

For immediate assistance, call: 863-270-8118 during business hours are Monday to Friday, from 8am to 8pm (Eastern Time). Rest assured that a knowledgeable and friendly team member will respond to your inquiry as quickly as possible within these hours. 

At WATER-STORAGE-TANK.COM, we specialize in providing high-quality water storage solutions for a wide range of applications. From residential and agricultural needs to commercial and industrial projects, we offer an extensive selection of water tanks, trailers, and accessories to meet your specific requirements. Our mission is to deliver durable and reliable products that are built to last while offering exceptional customer service and expert support. Whether you need a single tank or a complete system, Water-Storage-Tank.com is your trusted partner for all your water storage needs.