Composting Toilet: Everything You Need to Know (2024 Update)

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Written By Andrea Bullock
Composting Toilet

Toilets are a crucial part of our daily life and choosing the right type of toilet can greatly impact our health and the environment. Composting toilets are a modern and sustainable alternative to traditional toilets. They offer many benefits over traditional toilets and can be a great choice for those looking for an eco-friendly solution. In this article, we will discuss the 5 reasons why a composting toilet is better than a traditional toilet.

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What is a Composting Toilet?

A composting toilet is a self-contained unit that uses natural processes to break down human waste into compost. The compost produced is safe to use as fertilizer for plants, shrubs and trees. Composting toilets use little to no water, which makes them a great option for homes that are not connected to a sewer system or for those looking to reduce their water usage.

Types of Composting Toilets

Self-Contained Composting Toilets

Self-contained composting toilets are exactly what they sound like – a complete, standalone unit that can be installed in a bathroom or outhouse. These toilets typically have a small composting chamber within the unit and use a combination of heat, moisture, and aeration to compost the waste.

These toilets are a great option for those with limited space or who want to reduce their carbon footprint while living off the grid.

Central Composting Systems

Central composting systems are designed for communities or households with multiple toilets. The waste from these toilets is collected in a central composting unit where it is broken down into compost. This type of composting toilet is a more efficient option for larger households or communities, as it eliminates the need for multiple self-contained units.

Urine-Diverting Composting Toilets

Urine-diverting composting toilets separate urine from the other waste, allowing for faster and more efficient composting. The urine is directed into a separate chamber where it is quickly evaporated, while the solid waste is composted in the main chamber. This type of toilet is a great option for those looking to minimize water usage, as the urine is not flushed down the drain.

Low-Water Composting Toilets

Low-water composting toilets use significantly less water than traditional toilets, making them a great option for those looking to conserve water. These toilets typically have a composting chamber that uses aeration to promote the breakdown of waste, and the compost is removed and disposed of periodically.

High-Tech Composting Toilets

High-tech composting toilets use advanced technology to ensure efficient and effective composting. These toilets often have sensors and control systems that monitor moisture levels, temperature, and aeration, making the composting process more efficient and effective.

This type of composting toilet is a great option for those looking for the most advanced composting technology.

The Benefits of Composting Toilet

There are a number of benefits to  use Compost toilets over traditional toilets, including:


Reduced Water Usage

One of the biggest advantages of a composting toilet is that it significantly reduces water usage compared to traditional toilets. Traditional toilets use a large amount of water for each flush, which can lead to water scarcity and waste. A composting toilet, on the other hand, uses very little water or none at all, making it a more sustainable option.

Minimal Impact on the Environment

A composting toilet also has a minimal impact on the environment compared to traditional toilets. Traditional toilets discharge waste into septic tanks or sewer systems, which can contaminate water sources and cause environmental damage. Composting toilets, on the other hand, convert waste into compost, which can be used as a natural fertilizer for plants.


Another advantage of a composting toilet is that it is cost-effective in the long run. Traditional toilets require a constant supply of water, which can lead to higher water bills. Composting toilets, on the other hand, only require a small amount of water or none at all, reducing the cost of utilities. In addition, composting toilets do not require regular maintenance or replacement parts, making them a cost-effective option in the long term.

Hygienic and Safe

Contrary to popular belief, composting toilets are hygienic and safe. They are designed to reduce odors and prevent the growth of harmful bacteria, making them a clean and safe option for use. In addition, composting toilets are equipped with ventilation systems to prevent the buildup of harmful gases, making them a safe option for indoor use.


Finally, composting toilets are self-sustaining and can be used in remote areas without access to traditional water line sewer systems. This makes them a great option for camping trips, cabins, and off-grid living. With a composting toilet, you can live a sustainable lifestyle without sacrificing comfort or hygiene.

Increased Energy Efficiency

Composting toilets also offer increased energy efficiency compared to traditional flush toilets. This is because they do not require electricity or gas to operate, unlike many water treatment facilities. This increased energy efficiency can help to reduce greenhouse gas emissions, improving the overall environmental impact of the toilet.

Improved Indoor Air Quality

Finally, composting toilets can also improve indoor air quality. Traditional flush toilets can release harmful chemicals and bacteria into the air, which can be harmful to indoor air quality. Composting toilets, on the other hand, do not release any harmful chemicals or bacteria, improving indoor air quality and promoting healthier living.


How to Choose a Composting Toilet?

When it comes to choosing the right composting toilet for your home, it can be a bit overwhelming. With so many options on the market, it can be hard to know which one is best for your needs. Here  are the Key Factors to Consider When Choosing a Composting Toile


When choosing a composting toilet, you need to consider the capacity of the unit. This means thinking about the number of people who will be using the toilet and the amount of waste it will need to handle. A larger capacity composting toilet may cost more but it will be able to handle more waste.


Composting toilets do require some maintenance, but the amount of maintenance required will depend on the type of composting toilet you choose. Some toilets require weekly maintenance while others can go several weeks without needing to be emptied. Consider the level of maintenance you’re willing to do when choosing a composting toilet.

Size of the Unit

The size of the composting toilet will depend on the amount of space you have available. Some toilets are designed to be compact and fit into small spaces, while others are larger and require more room. Consider the size of your bathroom and the amount of space you have available when choosing a composting toilet.


The price of a composting toilet can range from a few hundred dollars to several thousand dollars. The price will depend on the type of composting toilet you choose and the features it includes. It’s important to set a budget before you start shopping so you can choose a composting toilet that fits your needs and your budget.

Choosing the right composting toilet for your home can be a bit overwhelming, but by considering the key factors such as capacity, maintenance, type of composting toilet, size, and price, you can make an informed decision. Consider your needs and budget, and don’t be afraid to ask questions. A composting toilet is a great way to reduce your water usage and be more eco-friendly.

How to Properly Maintain Your Composting Toilet

Composting toilets are a sustainable and environmentally-friendly alternative to traditional toilets, but they require proper maintenance to keep them functioning optimally. From regular cleaning to emptying the compost, it’s essential to follow the right steps to keep your composting toilet hygienic and odor-free. In this comprehensive guide, we’ll explore the basics of best composting toilet maintenance and provide you with the information you need to keep your composting toilet working perfectly.


Understanding Your Composting Toilet

Before you can start maintaining your composting toilet, it’s important to understand the basic principles behind this type of toilet. Composting toilets are designed to use natural processes to decompose human waste into compost, which is then used as fertilizer. The key to successful composting is to create the right conditions for decomposition, which includes the right temperature, moisture levels, and air flow.

Regular Cleaning

Regular cleaning is essential to keep your composting toilet in good condition. This includes wiping down the seat, flushing the bowl with water, and cleaning the ventilation system. It’s also important to keep the toilet lid and surrounding area clean, as this will help reduce odors and prevent the buildup of bacteria.

Emptying the Compost

One of the key components of maintaining your composting toilet is to regularly empty the compost. The frequency of this will depend on the number of people using the toilet and the size of the composting chamber. As a general rule, the compost should be emptied every six to twelve months. When emptying the, it’s essential to follow the manufacturer’s instructions and to wear gloves and a mask to protect yourself from any pathogens.

Adding Bacteria and Enzymes

To help the composting process along, it’s a good idea to add bacteria and enzymes to the. These microorganisms help to break down the waste and produce compost more quickly. You can buy special composting toilet bacteria and enzymes from most garden centers and online retailers.

Monitoring Moisture Levels

Moisture levels are critical to the success of the composting process. If the compost is too wet, it will become anaerobic, leading to unpleasant odors. If it’s too dry, the decomposition process will slow down. To keep moisture levels in check, it’s important to add water to the compost when needed and to use a moisture meter to monitor the levels.

Maintaining the Ventilation System

A well-functioning ventilation system is crucial to the success of your composting toilet. It helps to keep odors under control and provides the air flow that the composting process needs. To keep your ventilation system in good condition, it’s essential to clean it regularly and to check for any blockages that could impede air flow.

Storing the Compost or Human Waste

Once the compost has been emptied from the toilet, it’s important to store it properly. This will help to prevent odors and keep the compost in the right condition for use as fertilizer. The compost should be stored in a covered container, preferably with holes for ventilation, and kept away from direct sunlight.

Composting Toilets – FAQs

Q: What is a composting toilet?

A: A composting toilet is a type of toilet that breaks down human waste into compost through natural processes.

Q: How does a composting work?

A: Composting toilets work by using natural processes to break down waste into compost. The waste is collected in a composting chamber, where it is mixed with organic material to promote decomposition. Over time, the compost or solid waste chamber is transformed into a nutrient-rich soil that can be used for gardening and agriculture.

Q: How Much Does it Cost to Install a Composting Toilet?

A: The cost of installing a composting toilet can vary depending on the type of toilet you choose, the size of your home, and the location of the toilet. Passive composting toilets are typically the least expensive option, while active composting toilets are more expensive. Self-contained composting toilets are often the most expensive option, but they are also the most compact and versatile. On average, the cost of installing a self contained composting toilet, can range from $500 to $3000.

Q: How does the Nature’s Head Composting Toilet work?

A: The Nature’s Head Composting Toilet separates liquid and solid waste, and then uses a composting bin and a ventilation system to break down the solid waste into compost.

Q: How often should I empty the compost from my composting toilet?

A: The frequency at which you need to empty a composting toilet will depend on the type of composting toilet you choose and the amount of waste it generates. Some toilets can go several weeks without needing to be emptied, while others may need to be emptied weekly.

Q: Can I use regular cleaning products to clean my composting toilet?

A: It’s best to avoid using harsh chemicals to clean your composting toilet, as these can disrupt the composting process and harm the bacteria that are breaking down the waste. Instead, use a mild, biodegradable cleaning product specifically designed for composting toilets.

Q: How do I know when the compost is ready to be used as fertilizer?

A: The compost will be ready to use as fertilizer when it is dark, crumbly, and has an earthy odor. This usually takes between six months and a year.

Q: Is a composting toilet safe to use?

A: Yes, composting toilets are safe to use if they are properly maintained and managed. The composting process kills harmful pathogens, making the end product safe for use in gardening and agriculture.

Q: Can composting toilets be used in urban areas?

A: Yes, composting toilets can be used in urban areas, although they are more commonly used in rural areas and off-grid communities. Some cities and communities are beginning to recognize the benefits of composting toilets and are promoting their use as a solution for sustainable waste management.

Q: Does the toilet require electricity or plumbing?

A: The toilet does not require plumbing, but it does require a 12-volt power source to run the ventilation fan.

Q: Can composting toilets be used in cold climates?

Yes, composting toilets can be used in cold climates. However, it’s important to choose a composting toilet that is designed for use in cold weather, as some toilets may not work as well in cold temperatures.

Q: Can I use regular toilet paper with a Composting Toilet?

A: Yes, you can use regular toilet paper with a Composting Toilet. However, it is recommended to use toilet paper that is biodegradable and easily breaks down in compost.

Q: How do you maintain a composting toilet?

A: The level of maintenance required for a composting toilet will depend on the type of composting toilet you choose. Passive composting toilets typically require more maintenance as they rely on natural air flow to break down the waste. Active composting toilets have fans or other mechanisms to assist in the composting process, so they require less maintenance. Maintenance typically involves emptying the composting chamber, cleaning the unit, and adding composting material if necessary.

Q: Are composting toilets safe for indoor use?

A: Yes, composting toilets are safe for indoor use. They are equipped with ventilation systems to prevent the buildup of harmful gases and are designed to reduce odors.


Final Thoughts

Composting toilets are becoming more popular as people look for ways to be more sustainable. Although they may seem daunting at first, composting toilets are easy to use and maintain with the proper knowledge. This blog post provided everything you need to know about composting toilets, from how they work to their benefits and key players in the industry. We also answered some frequently asked questions about composting toilets so that you can make an informed decision about whether or not a composting toilet is right for you. With all of this information, you should now be able to select and install your own composting toilet with ease!