The guidline to pick a best marine porta potty

You are a fishing lover, a boat rider, and a marine professional. One of the essential tools you always need is the marine porta potty or marine portable toilet. A portable toilet is a very handy tool in our daily life now a day. But there are few things to clear before buying a portable toilet as well as a marine porta potty. In our previous article, we have discussed detail about the chemical toilet. Today, we are going to discuss marine porta potty so that you can find the best marine porta potty for a safe and healthy boat riding!

Why do we need a Marine Porta Potty?

We know that generally, the boat has built in toilets. But some of the small size boats don’t have such facilities. For example, you may face the toilet problem during kayaking. The premium things for a boat are energy; space and water sometimes get scarce. In that case, marine porta potty is a great solution. Moreover, there are three things to consider why you need marine porta potty:

  • Maintaining marine law
  • To keep the environment safe and healthy
  • And to save time and energy


Maintaining the law:

Most of the country’s marine laws don’t allow discharging untreated sewage into the water out of three miles offshore even if it’s been dosed with deodorant. However, if you have a built-in toilet (which is known as the head of the boat!) you have to certify it according to the law. In US practice, you need to have United States Coast Guard (USCG) certified Marine Sanitation Device (MSD). There are three types of MSD: type I, type II and type III

The type I system uses maceration and chlorine to treat the waste. Such kind of system treats in a way those don’t have solid particles. The number of bacteria should be less than one thousand per one hundred milliliters of water.

Type II uses biological treatment to filter the waste. The number of bacteria can’t be more than two hundred in one milliliter of water.

And type III system generally discharges the waste when the vessel returns to the port.

So, to avoid the penalties of those laws it would be a good decision to keep a marine porta potty in your boat.


Keeping the environment safe:

Every year a number of marine biodiversity effects by sewage in a number of ways. Not only illegal discharges but also legal discharges harm the environment. It causes oxygen depletion, disease and so on. I believe you are conscious about the environment. So, you would like to have a best marine porta potty to keep the waste to discharge in a safe zone.

To save water and energy:

Energy and water is a limited source of the boat what should save. A marine porta potty is a great alternative to save water and energy. Besides, it will save you from hassle when the waste holding tank flows over!

What should consider before taking a Marine Porta Potty?

We have already discussed the pre-consideration of buying a portable toilet. Those are related also to buy a marine porta potty. The additional things you can keep in mind are

  • You need to have some mounting tools when you use the porta potty in rough weather. Based on your location, you can take side to side, fore and aft mounting tools
  • There are two kinds of designs, blow model and injection model. Blow model looks good but captures dust and inject model cleans easily. Take the one best suit for you.
  • The flushing system varies. There could be battery-powered flush or manual user flash.
  • Tank capacity is very important. Both freshwater and wastewater tank capacity is important. Check it before buying the porta potty.
  • A paper dispenser is a great feature for a marine porta potty. It keeps it neat and protects the paper from stray water spray. Be sure the side with the dispenser has room to open.
  • The seat design is also crucial you need to check.

Watch the video description:

The popular brand for marine porta potty:

There are various kinds of portable toilet suits for a boat journey. We have discussed details about a portable toilet in our previous article. We have discussed basic types there. Here is the name of some brands popular for boating and fishing.

Thetford Marine: the brand is popular for its comfortable design and best working performance.  It pumps smoothly, and the flushing system of waste is easy to empty into the holding tank, simply by pulling a sturdy lever on the toilet’s front. The tanks are easy to separate, simply slide a lever in the back of the toilet and release the latch, reset, and connect back together.

Dometic: Dometic provides handy and space saving portable toilet. Its handsome color and polyethylene build body looks new for a long time. It is popular for simplicity and reasonable price.


Some popular and cost-effective marine porta potty: 



Reliance Hassock Portable Lightweight Self-Contained Porta Potty



The potty is specially designed for camping and boating. This one is highly preferred by customers and mariners. The most efficiency and uniqueness are its super portability, light-weight, smart design, and affordable price. The dimension is 14.7 by 14.7 by 14 inches (L x W x H) and weight is 5 pounds only. It serves a very comfortable seat along with inner-bucket waste disposal. It provides 5 years of warranty with free bio blue. 



White Thetford Corp Porta Potty


This one is a multi-usable porta potty popular for boating and fishing. The portable toilet is totally odorless and leakproof. Its modern technology along with the capability of holding fresh water (4 gallons) and wastewater (5.5 gallons) in the separate tank increased its utility more than others. Weight is 10 pounds and the dimension is 18 x 18 x 16 inches. Most of the users put 5 stars in reviews. 


Z ZTDM Portable Toilet


It’s a simple designed portable toilet very handy and less expensive. The design is consists of three legs and high-density polyethylene. The potty provides environment protectable HDPE & Rubber. It’s extraordinary because of its smooth foldability. Seat Dimensions are (18.90 x 15.55)” (L x W) and unfolding Dimensions are (18.90 x 15.55 x 16.73)” (L x W x H).


The Comparison for your Convenience


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Dimension: 14.7 by 14.7 by 14 inches (L x W x H)

Weight : 5 pounds

Foldability: No

Cost: Medium

Mechanism: Composting

Odor: less

Rating: 4 star

Dimension: 18 x 18 x 16 inches

Weight: 10 pounds

Foldability: No

Cost: High

Mechanism: Chemical

Odor: least

Rating: 5 star

Dimensions: (18.90 x 15.55)" (LxW)

Unfolding Dimensions: (18.90 x 15.55 x 16.73)" (L x W x H)

Weight: less than 2 pounds

Foldability: Yes

Cost: Low

Mechanism: Menual

Odor: little

Rating: 5 star




Converting a “head” into porta potty:

People frequently ask to convert “Head” (built in boat toilet) to the porta potty. Is it actually benefitting? Well, it depends on the situation of your boat. Most of the time people would like to switch head to porta potty when the head flash doesn’t work properly, creates odor and it produces bacteria. In that case, choosing marine porta potty won’t be unwise though it takes the extra cost. If the boat has enough space beside head, it’s simpler to place a porta potty. Several companies provide this service.


Health issue using a marine porta potty:

In the article, we have discussed the positive aspects of using marine porta potty. But if you get sick or induced by contagious bacteria, you can be a skeptic on porta potty! Actually, it’s not the fault of the porta potty. So, here we would like to remind some health issues:

  • Use disposable gloves when you empty your marine porta potty. It obviously saves you from any kinds of bacteria and virus.
  • Always ensure cleanness of your porta potty. You can use anti-bacterial spray.
  • Replace the toilet paper on a regular basis because it can contain germs.
  • Baking Soda or Sodium bi Carbonate has various usages; it can reduce germs and odors. You can use it with hot water and flash it after 30 minutes.
  • Empty the waste tank in the permitted area.

Finally, we believe that you are ready to choose the best marine porta potty for your next boat riding! Happy journey! And please feel free to contact us if you have any queries, any feedback, and any suggestion.

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