Updated on August 24, 2019

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Created on August 28, 2017

Sun-Mar Excel NE Composting Toilet

Upcoming Update

The Sun-Mar Excel NE Composting Toilet is a dry composting system.

Developed By Unknown
Author

Product Description

The Sun-Mar Excel NE is a self-contained composting dry toilet made for off the grid circumstances. The excreta is dried/evaporated and composted within the units 3 chamber drum for continuous composting. It is sized for household use.

Market Suggested Retail Price

$2,000.00

Distributors / Implementing Organizations

Sun-Mar sells online and has distributors all over North America and internationally. Distributors in North America can be found here and a list of international distributors can be found here.

Manufacturing/Building Method

The toilet is constructed by hand by Sun-Mar. A video with an example of how a toilet is produced can be found here.

Intellectural Property Type

Patent Protected

User Provision Model

Direct sales, online and in-stores

Distributions to Date Status

Unknown

Toilet type

Toilet

Evacuation method

Dry

Storage conditions

Container-based storage

Capacity (L)

Unknown

Time until emptying

Unknown

Design Specifications

The toilet is self-contained, made of plastic, and has three chambers for different stages in the composting process (composting chamber, evaporation chamber, finishing chamber). A manually driven drum rotates the chambers and mixes the compost material. The toilet is made for use by two adults or families of three in permanent housing. Detailed measurements and design specifications can be found here. Aerobic breakdown is used in the composting process.

Technical Support

The user is responsible for service and maintainence of the product but the manufacturer offers a manualFAQs and call support.

Replacement Components

Replacement components can be ordered via the Sun-Mar webshop or found at other retailers.

Lifecycle

Sun-Mar has a 5 year warranty on the fibre glass tank and a 3 year warranty on all other parts.

Manufacturer Specified Performance Parameters

The manufacturer states odorless, easy to use, quick to install, and no pollutants or chemicals released to the environment as important performance targets of the toilet.

Vetted Performance Status

The tests done for NSF (National Sanitation Foundation) certification demanded that the toilet fulfilled the criteria for odors, bacterial levels and could handle the stated capacity for an extended period plus occasional overload.

Safety

No safety issues related to the product, when properly handled.

Complementary Technical Systems

12 Volt fan and a solar panel.

Academic Research and References

None

Compliance with regulations

Sun Mar is NSF certified for liquid containment, odors, and solid end products. This standard is the National Sanitation Foundation NSF/ANSI standard nr 41, 2005.

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