Top 5 Marine Toilets: Your Essential Buying Guide

Imagine sailing on a calm sea, the sun warming your face, and the gentle rhythm of the waves lulling you. But then, a less pleasant reality strikes: the need for a restroom. For any boater, the marine toilet, or “head,” is a crucial part of life on the water. Yet, choosing the right one can feel like navigating a maze.

Many boat owners face confusion when it comes to marine toilets. There are different types, each with its own pros and cons. Some systems can be tricky to install or maintain, leading to frustrating leaks or unpleasant odors. You want a reliable solution that keeps your vessel comfortable and hygienic, but figuring out which one is best can be overwhelming.

This post is here to help. We’ll break down the different kinds of marine toilets available, making it easy to understand how they work. You’ll learn what to look for, what questions to ask, and how to avoid common mistakes. By the end, you’ll feel confident in selecting the perfect marine toilet for your needs, ensuring smoother sailing and happier adventures.

Our Top 5 Marine Toilet Recommendations at a Glance

Top 5 Marine Toilet Detailed Reviews

1. SEAFLO 12V Quiet Flush Electric Marine Toilet/Head

SEAFLO 12V Quiet Flush Electric Marine Toilet/Head, Freshwater (Regular) - Soft Close Seat, Single Button Flush Switch Panel, Built-In Macerator, For Boat/Yacht, CE & RoHs Certified, 4 Year Warranty!

Rating: 9.5/10

The SEAFLO 12V Quiet Flush Electric Marine Toilet/Head brings a touch of home comfort to your boat or yacht. Designed for a peaceful boating experience, this toilet offers a remarkably quiet flush, similar to what you’d find in a house. It’s easy to use with a simple one-button flush switch, and you can connect it to your boat’s pressurized freshwater system.

What We Like:

  • Super Quiet Flush: The flush cycle is impressively quiet, letting you enjoy the peace of the water.
  • Easy Operation: A single button controls the flush, and it even manages water levels.
  • Flexible Water Hookup: Connects to most pressurized freshwater systems that provide at least 3-1/2 GPM.
  • Built-in Macerator: This upgrade makes the flushing process even quieter and more efficient.
  • Durable Construction: All parts are made from materials that resist corrosion, perfect for the marine environment.
  • Comfortable Design: The white vitreous china bowl comes in sizes to fit your needs.
  • Peace of Mind: It’s CE & RoHs Certified and backed by a 4-year warranty.

What Could Be Improved:

  • Water Flow Requirement: You need a specific water flow rate from your system, which might require checks or adjustments on some boats.

This SEAFLO toilet upgrades your marine sanitation with its quiet operation and user-friendly design. It’s a solid choice for enhancing comfort on your vessel.

2. SEAFLO Portable Toilet for Marine

SEAFLO Portable Toilet for Marine, RV, Camping and Boat (2.6 Gallon)

Rating: 8.7/10

The SEAFLO Portable Toilet is your go-to solution for convenient sanitation on the go. Whether you’re camping under the stars, navigating the open water on your boat, or enjoying life in your RV, this portable toilet brings comfort and cleanliness wherever you roam. It’s a self-contained unit, meaning you won’t need any extra hookups for water or power, making it super easy to use in any outdoor setting.

What We Like:

  • It’s perfect for all kinds of outdoor adventures like camping, boating, and RV trips.
  • The toilet is built tough with strong materials like PP, PA, HDPE, and ABS, so it will last a long time.
  • It’s also lightweight, so you can carry it around easily.
  • A special sealed valve keeps smells locked away, making your outdoor space smell fresh.
  • The design is user-friendly with a comfy seat and a handle that makes it easy to carry and empty.
  • You don’t need any extra water or power connections; it works all by itself.
  • Cleaning it is a breeze, saving you time and effort.
  • Its compact size makes it simple to store and transport.

What Could Be Improved:

  • The 2.6-gallon capacity might need frequent emptying for longer trips or multiple users.
  • While durable, the plastic construction might show scratches over time with heavy use.

This SEAFLO portable toilet offers a practical and hygienic solution for your outdoor needs. It’s a reliable companion that makes enjoying the great outdoors even more comfortable.

3. Johnson Pumps 80-47435-01 AquaT Compact Standard Electric Marine Toilet

Johnson Pumps 80-47435-01 AquaT Compact Standard Electric Marine Toilet, 12V, White

Rating: 8.8/10

Upgrade your boat’s head with the Johnson Pumps 80-47435-01 AquaT Compact Standard Electric Marine Toilet. This toilet offers a clean, efficient, and quiet solution for marine waste management. Its compact design makes it a great fit for smaller vessels, and its white vitreous porcelain finish adds a touch of style to your onboard facilities.

    What We Like:

  • It’s compact and fits easily in many boat heads.
  • The white porcelain bowl looks clean and is easy to wipe down.
  • All the parts are made to resist rust and corrosion, meaning they will last longer on the water.
  • The pump does both flushing and getting rid of waste, which simplifies the system.
  • It runs quietly, so it won’t disturb anyone on board.
  • It’s a reliable choice for everyday use.
    What Could Be Improved:

  • The installation process might require some basic plumbing knowledge.
  • While it’s quiet, some users might want an even quieter operation.

Overall, the Johnson Pumps AquaT Compact toilet is a solid choice for boaters seeking a dependable and space-saving marine toilet. It provides a good balance of features and performance for its price point.

4. Jabsco 37010-4092 Electric Marine Toilet Regular Bowl 12 Volt Boating Head

Jabsco 37010-4092 Electric Marine Toilet Regular Bowl 12 Volt Boating Head , Black

Rating: 9.5/10

The Jabsco 37010-4092 Electric Marine Toilet is a reliable choice for any boater needing a new head. This 12-volt toilet offers convenience and functionality for life on the water. Its black, regular bowl design fits well in most marine bathrooms.

What We Like:

  • The built-in self-priming rinse pump easily draws water from the sea, river, or lake to keep the bowl fresh.
  • Its flexible design allows for easy connection to either an overboard discharge or a holding tank.
  • A handy backflow preventer stops your boat from flooding and keeps waste from returning.
  • You can use it with both fresh and saltwater because it’s made with materials that resist corrosion.
  • This toilet can be installed 3 feet above or below the waterline with the right plumbing.

What Could Be Improved:

  • While it’s a great unit, some users might find the initial installation to be a bit more involved than simpler, non-electric models.
  • The need for a 12-volt power source means you’ll need to ensure your boat’s electrical system can support it.

Overall, the Jabsco 37010-4092 is a solid and versatile marine toilet. It provides essential features for comfort and hygiene on your vessel.

5. SEAFLO 12V Quiet Flush Electric Marine Toilet/Head

SEAFLO 12V Quiet Flush Electric Marine Toilet/Head, Seawater (Regular) - Soft Close Seat, Single Button Flush Switch Panel, Built-In Macerator, For Boat/Yacht, CE & RoHs Certified, 4 Year Warranty!

Rating: 9.3/10

Upgrade your marine head experience with the SEAFLO 12V Quiet Flush Electric Marine Toilet. This toilet brings the comfort of a household toilet to your boat or yacht. Its quiet operation means less noise and more relaxation on the water. It’s designed for easy use with a simple one-button flush. Plus, it comes with everything you need to get it running, including a seawater rinse pump.

What We Like:

  • The flush is very quiet, just like a home toilet.
  • It has an easy single-button flush switch that controls the water level.
  • A special pump is included to rinse the bowl with seawater.
  • You can choose between a compact or a comfortable household size bowl made of white vitreous china.
  • The built-in macerator pump makes flushing even quieter and more efficient.
  • You can order any spare parts you might need later.
  • All parts are made from materials that won’t rust in the salty marine environment.
  • It’s certified (CE & RoHs) and comes with a 4-year warranty for peace of mind.

What Could Be Improved:

  • The initial setup might require some basic plumbing knowledge.

This SEAFLO toilet offers a significant upgrade in comfort and quietness for any boat owner. Its robust design and helpful features make it a solid choice for your marine head.

Choosing the Right Marine Toilet: A Buyer’s Guide

Your boat is your sanctuary, and a clean, functional marine toilet is essential for comfort and convenience. But with so many options, how do you pick the right one? This guide will help you navigate the choices, ensuring you find a marine toilet that fits your needs.

Key Features to Look For

When shopping for a marine toilet, keep these important features in mind:

  • Flushing Mechanism: How does the toilet flush?
    • Manual Flush: These are often simpler and more affordable. You usually pump a lever or handle to bring water in and then pump again to expel waste. They are great for smaller boats or those with limited electrical power.
    • Electric Flush: These are more convenient. A button or switch activates an electric pump to flush the toilet. They offer a cleaner and easier experience but require a power source.
  • Pump Type:
    • Diaphragm Pump: These are common in manual toilets. They use a flexible diaphragm to move water and waste. They are generally reliable but can wear out over time.
    • Macerator Pump: Found in many electric toilets, these have a built-in grinder that breaks down waste before pumping it out. This helps prevent clogs and allows for smaller discharge hoses.
  • Bowl Size and Shape: Like home toilets, marine toilets come in different sizes. Consider how much space you have on your boat and how comfortable you want the experience to be. Some are compact for tight spaces, while others are more full-sized.
  • Water Source: Where does the flushing water come from?
    • Raw Water: This uses water directly from the surrounding sea or lake. It’s simple but can sometimes leave salt residue or odors.
    • Fresh Water: This uses your boat’s fresh water supply. This provides a cleaner flush but uses up your precious fresh water.
  • Discharge Options: How is the waste removed?
    • Holding Tank: Waste is pumped into a tank on your boat. You’ll need to empty this at a pump-out station.
    • Direct Discharge: In some areas, you can discharge waste directly overboard. This is regulated and often only allowed offshore.
  • Ease of Cleaning: Look for smooth surfaces and easy-to-reach areas. This makes maintenance much simpler.

Important Materials

The materials used in a marine toilet significantly impact its durability and how well it holds up to the marine environment.

  • Plastic (ABS, Polypropylene): Many toilet bowls and internal parts are made from durable plastics. They are lightweight, resistant to corrosion, and easy to clean. High-quality plastics are important for longevity.
  • Ceramic: Some higher-end marine toilets feature ceramic bowls, similar to home toilets. These are very durable, non-porous, and easy to keep clean, offering a more luxurious feel.
  • Stainless Steel: Used for pump components, fasteners, and sometimes housings, stainless steel resists corrosion from saltwater. It’s a strong and reliable material for marine applications.
  • Rubber and Silicone: These are used for seals, diaphragms, and gaskets. Good quality rubber and silicone ensure a watertight seal and prevent leaks.

Factors That Improve or Reduce Quality

Several things can make a marine toilet great or not so great.

  • Improvements in Quality:
    • Sturdy Construction: A toilet that feels solid and well-built will last longer.
    • Efficient Pump: A pump that moves waste effectively without excessive effort or noise is a big plus.
    • Anti-Siphon Loop: This feature prevents dirty water from flowing back into your fresh water supply.
    • Odor Control: Some toilets have features designed to minimize odors, which is always appreciated.
    • Ease of Installation: While you might hire someone, a toilet that’s straightforward to install can save you money and hassle.
  • Reductions in Quality:
    • Cheap Plastic: Thin or brittle plastic can crack or degrade quickly in the sun and saltwater.
    • Weak Pump: A pump that struggles to move waste can lead to clogs and frustration.
    • Leaky Seals: Poorly made seals will cause leaks, which can damage your boat and create unpleasant smells.
    • Difficult Maintenance: If it’s hard to access parts for cleaning or repair, it will be a pain to own.

User Experience and Use Cases

How you use your boat will greatly influence the best marine toilet for you.

  • Sailboats and Smaller Powerboats: Manual toilets are often the go-to choice here. They are simple, reliable, and don’t drain your boat’s battery. They are perfect for weekend trips and coastal cruising.
  • Larger Yachts and Cruising Boats: Electric toilets offer more comfort and convenience for longer voyages. They are easier for guests to use and provide a more home-like experience. If you have a good electrical system, an electric flush is a great upgrade.
  • Liveaboard Sailors: For those living on their boats, a robust and easy-to-maintain toilet is crucial. Consider a macerator pump for efficient waste removal and a larger holding tank if pump-out stations are infrequent.
  • Rental Boats: Simplicity and durability are key. Manual toilets are often preferred because they are less likely to be misused and are easier to maintain for the boat owner.

Choosing the right marine toilet is an investment in your comfort and your boat’s hygiene. By considering these features, materials, and your specific needs, you can make a confident choice.


Frequently Asked Questions (FAQ)

Q: What is the difference between a manual and an electric marine toilet?

A: A manual toilet uses a hand pump to flush, while an electric toilet uses an electric motor to flush. Electric ones are easier to use but need power.

Q: How often should I clean my marine toilet?

A: It’s best to clean your marine toilet regularly, ideally after each use or at least weekly, to prevent odors and buildup.

Q: Can I use regular toilet paper in my marine toilet?

A: Most marine toilets recommend using only special marine toilet paper, which breaks down easily. Regular toilet paper can clog the system.

Q: What is a macerator pump, and why is it important?

A: A macerator pump grinds up waste before pumping it out, which helps prevent clogs and allows for smaller discharge hoses. It makes waste removal more efficient.

Q: How do I deal with odors from my marine toilet?

A: Proper cleaning, using deodorizing treatments in the holding tank, and ensuring good ventilation can help control odors.

Q: What does “anti-siphon loop” mean for a marine toilet?

A: An anti-siphon loop is a bend in the discharge hose that stops dirty water from flowing back into your clean water supply.

Q: Can I install a marine toilet myself?

A: Yes, many DIYers install marine toilets. However, it requires plumbing and electrical knowledge, so consider professional help if you’re unsure.

Q: How do I empty my marine toilet’s holding tank?

A: You empty a holding tank at a designated pump-out station at a marina or harbor. You connect a hose from the station to your tank’s pump-out fitting.

Q: Are there environmentally friendly options for marine toilets?

A: Some systems use composting or greywater to flush, and proper disposal of waste at pump-out stations is the most environmentally friendly approach.

Q: What is the average lifespan of a marine toilet?

A: With proper maintenance, a good quality marine toilet can last many years, often 10-15 years or more.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.

Leave a Comment