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5 Best Sun Mar Gtg Self Contained Compostings of 2025

Last Updated - 2025/09/28

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sun-Mar

Sun-Mar Excel composting Toilet

Sun-Mar

CA$1,999.00

More Details
Main highlights
- Unique patented Bio-drum delivers fast composting
- Self-contained (one piece) composting toilet Certified by NSF (National Sanitation Foundation) to Standard 41
- For use where a conventional toilet is not an option or not cost effective
- Easily installed anywhere, easy to maintain and operate
CA$1,999.00
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sustainable Village

Sun-Mar GTG Self-Contained Composting Toilet with two chambers that separate solid and liquid waste for tiny homes, cottages and cabins, RVs, boats, farms, basements, warehouses, greenhouses, garages, barns, stables, trailers, aircraft hangars, yurts, pools, sheds and more. Ultra compact size is perfect for use in small spaces

Sustainable Village

CA$629.00

More Details
Main highlights
- TINY - The most compact porta potty camp toilet (that doesn't sacrifice practicality) we could find!
- SOLID/LIQUID SEPARATION - This smart toilet separate liquid and solid waste to separate chambers!
- INSTALLS IN MINUTES - This portable potty for adults (children too) is almost TOO easy to install!
- EASY DISPOSAL - The GTG functions similarly to a cassette toilet, making waste management a breeze!
- COMPACT AND PORTABLE - The efficient GTG is the ideal portable toilet for camping or RV toilet use!
CA$629.00
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BOTARO

Sun-Mar Compost Sure - Green

BOTARO

CA$51.99

CA$57.10
(8% Off)

More Details
Main highlights
- Quantity: One 8 gallon bag 100% Natural product
- Peat moss and hemp mixture specially formulated for composting toilets
- Holds moisture in to maintain moisture content in compost
- Accelerates the composting process / For use with waterless Sun-Mar toilet systems
- 8.25 lb. bag
CA$51.99
CA$57.10 (8% Off)
4
Best Value
11% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sun-Mar
11% Off

Sun-Mar Compost Sure Blue

Sun-Mar

CA$40.02

CA$44.99
(11% Off)

More Details
Main highlights
- Provides ideal drainage of excess liquid easily leaving behind free air space for oxygen
- Holding moisture to keep waste moist (40-60% moisture content is ideal)
- Ensures compost remains aerobic and odor-free.
- Compost Sure Blue's mix enriches compost with organic carbon
- Bulking Material containing 100% chopped agricultural biomass. Designed especially for Sun-Mar central composting systems with low-flush toilets. The agricultural biomass decomposes while offering porosity and keeps the compost well supplied with carbon
CA$40.02
CA$44.99 (11% Off)
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sun-Mar

Sun-Mar Compost Sure Green

Sun-Mar

CA$44.99

More Details
Main highlights
- Holding moisture to keep waste moist (40-60% moisture content is ideal)
- For self-contained or water free composting toilets
- Ensures compost remains aerobic and odor-free
- Designed to maintain porosity and hold oxygen and mositure in the compost while keeping the compost well supplied with carbon
- Compost Sure Green's mix enriches compost with organic carbon
- Bulking material containing a mix of coarse peat moss and chopped agricultural biomass
CA$44.99

5 Best Sun Mar Gtg Self Contained Compostings of 2025

Sun-Mar Excel composting Toilet

Sun-Mar Compost Sure - Green

Sun-Mar Compost Sure Blue

Sun-Mar Compost Sure Green

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