Lowest Cost, Highest Capacity Composting Toilet

By separating urine from solid waste and using a 12V fan, od... 

The compact Nature's Head Composting Toilet eliminates all these problems and many others. Designed by two experience... 

An enzyme mixture and cleaner that acts as a catalyst to aid bacterial action.

• Non-toxic
• 16 oz. bo... 

Aerobic bacteria to increase microbial population and composting activity. 17.6 oz.

Peat moss and hemp mixture specially formulated for our composting toilets. 8.25 lb. bag.

The success of the Excel design meant that a three chamber unit could be specifically designed for those with NO cont... 

Special waterless toilet is placed in the bathroom directly above a Centrex A/F composting unit. This waterless elong... 

The Centrex 1000 is suited to narrow spaces being only 22-3/4" wide. It is the ideal unit for light to medium seasona... 

The Centrex 2000 family is a high capacity unit, featuring a Bio-drum 50% larger than the Centrex 1000.

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These AF (water free) units are particularly popular where there is a shortage of water, or where it is desired to mi... 

The Centrex 3000 family is a revolutionary high capacity unit which embodies Sun-Mar's unique autoflow technology. As... 

The Centrex 3000 family is a revolutionary high capacity unit which embodies Sun-Mar's unique autoflow technology. As... 

The Compact is an elegant low profile unit with the looks to complement any bathroom. Sun-Mar engineers designed this... 

The Excel is the best-selling unit in North America and for good reason. It is a high capacity Bio-drum toilet that i...