Sun-Mar
Faucets & Fixtures
Central Composting Systems
Sun-Mar Central Composting Toilet Systems offer the look of a "traditional" toilet in the bathroom.
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Product Summary
The Central Composting systems are available in both waterless or low flush versions.
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Self-Contained Units
Sun-Mar's Self-Contained units offer all-in-one versatility. The unit works like the compost heap in the backyard, but without odor and much faster.
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Product Summary
The Self-Contained units are installed directly in the bathroom and are available in both electric and non-electric versions.
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Lawn & Garden
Garden Composter
SUN-MAR’s Garden Composters incorporate our patented double drum Autoflow® design. With Autoflow®, material goes in the top and compost exits out the end as the drum…
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Product Summary
As the drum rotates, compost moves along the outer drum and then back through the inner drum before dropping from the output port.
Construction and Materials
The Sun-Mar composting toilet is designed for efficient and hygienic waste management without the need for a septic system or flush water. Its construction utilizes durable, high-quality materials engineered for longevity and ease of use in various outdoor and off-grid applications.
Construction and Materials
- Housing: The exterior shell is typically constructed from UV-resistant, high-density polyethylene (HDPE). This material is chosen for its exceptional durability, resistance to corrosion, and ability to withstand a wide range of environmental conditions, including direct sunlight and extreme temperatures. The smooth surface of the HDPE makes cleaning simple and prevents material from adhering.
- Inner Chamber: Inside the composting unit, a specially designed chamber facilitates the composting process. This inner structure is often made from polypropylene or a similar durable plastic that is resistant to moisture and the corrosive nature of waste. Features like baffles and air vents are integrated into this chamber to optimize airflow and microbial activity.
- Ventilation System: A critical component for odor control and efficient composting is the ventilation system. Sun-Mar toilets employ a patented low-power fan that continuously circulates air through the composting chamber. The fan housing and associated ducting are typically made from robust, weather-resistant plastics. The external vent pipe is also constructed from UV-stable plastic, ensuring it can withstand outdoor exposure.
- Evaporation System: Many Sun-Mar models incorporate a heating element that assists in evaporating liquid waste, further reducing the volume and accelerating the composting process. This element is securely housed within the unit and designed for safe operation.
- Sealing and Lid: The lid and access points are designed with tight seals to prevent odors from escaping. These are usually made from sturdy, molded plastic with integrated rubber gaskets to ensure an airtight fit.
- Collection Pan: A removable collection pan or drawer is typically situated at the base of the unit to collect the finished compost. This is often made from a durable, easy-to-clean plastic.
- Hardware: All external fasteners and hinges are made from corrosion-resistant materials such as stainless steel, guaranteeing longevity even in humid or exposed environments.
Operational Features
- Active Aeration: The continuous airflow provided by the fan is essential for aerobic decomposition, preventing the buildup of anaerobic conditions that lead to unpleasant odors.
- Heat Assistance: The optional heating element aids in drying and evaporating liquids, a key factor in achieving effective composting and reducing the need for frequent emptying.
- Two-Chamber System (on some models): Certain models feature a two-chamber design that allows one chamber to be actively composting while the other is being filled. This ensures continuous operation and more mature compost.
- Surface Area Enhancement: The internal design often incorporates features that increase the surface area for microbial action, speeding up the decomposition process.
Features and Benefits
Sun-Mar's composting toilets offer an innovative and eco-friendly solution for waste management, suitable for a variety of applications. Designed for convenience and sustainability, these units transform human waste into usable compost, significantly reducing environmental impact and eliminating the need for traditional sewage systems or septic tanks.
Key Features and Benefits
- Environmentally Conscious Waste Management: Sun-Mar toilets utilize a natural composting process, diverting organic waste from landfills and waterways. This reduces pollution and promotes a circular economy by creating valuable compost.
- Waterless Operation: Many Sun-Mar models are waterless or require very minimal water for flushing, conserving a precious natural resource, especially beneficial in areas with water scarcity or off-grid living situations.
- Odor-Free Operation: Advanced ventilation systems are integrated into the design to ensure a clean and odor-free environment. This is achieved through active airflow that draws air from the toilet bowl and expels it outside.
- Easy Maintenance: Designed for user-friendliness, Sun-Mar composting toilets are straightforward to maintain. Regular emptying of the compost chamber and occasional cleaning are typically all that is required.
- Versatile Installation: Sun-Mar offers a range of models suitable for various needs, from small cabins and RVs to larger residential applications. They can be installed in locations without access to traditional plumbing or sewer lines.
- High-Quality Construction: Built with durable materials, Sun-Mar products are engineered for longevity and reliable performance in diverse environmental conditions.
- Produces Usable Compost: The end product of the composting process is a nutrient-rich soil amendment that can be safely used in gardens and landscaping, adding value to the waste diversion.
Core Advantages
- Sustainability and Environmental Responsibility: By diverting waste and creating compost, Sun-Mar toilets actively contribute to environmental preservation and resource conservation.
- Cost Savings: Eliminating the need for sewage hookups, septic systems, or regular pump-outs can lead to significant long-term cost savings.
- Off-Grid and Remote Living Solution: These toilets are ideal for properties where conventional plumbing is impractical or unavailable, offering a complete waste management solution.
- Health and Hygiene: The enclosed composting process and effective ventilation ensure a hygienic experience, preventing the spread of pathogens and minimizing odors.
Options-Styles
The Sun-Mar composting toilets offer several style options to suit various installation needs and aesthetic preferences. These options are primarily differentiated by their capacity, the type of ventilation system they employ, and whether they are designed for central or off-grid use.Model Variations
Sun-Mar's composting toilet line includes models like the:
- Sun-Mar NE (Non-Electric): This model is designed for off-grid installations where electricity is unavailable or not desired. It relies on natural evaporation and a specialized ventilation system to manage waste.
- Sun-Mar EX (Electric): The electric version incorporates a fan to enhance ventilation, speeding up the composting process and further reducing moisture. This model is suitable for installations where a power source is accessible.
- Sun-Mar Centrella (Waterless): This model is specifically engineered as a waterless composting toilet, eliminating the need for water usage in flushing. It is an ideal solution for environmentally conscious consumers or areas with water restrictions.
- Sun-Mar Centrella II (Waterless): A variation of the Centrella, the Centrella II offers enhanced features and performance while maintaining its waterless operation.
Key Features and Design Considerations
Each model is crafted with durable materials and designed for ease of use and maintenance. The internal mechanisms are engineered to facilitate the composting process, breaking down waste into a nutrient-rich compost. The ventilation systems are a critical component, ensuring odor-free operation and the efficient evaporation of liquids. The choice between electric and non-electric models often depends on the availability of power at the installation site and the desired speed of the composting cycle.
The waterless models, such as the Centrella and Centrella II, represent a significant advancement in sustainable sanitation, offering a highly efficient and eco-friendly alternative to traditional flush toilets. Their design prioritizes minimal environmental impact and water conservation.
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