Sun-Mar Excel Non-Electric Composting Toilet


  • Excel NE self-contained composting toilet
  • 5 adults/Family of 7: Weekend/vacation use
  • 2 adult/Family of 3: Full-time use
  • NO electricity required!
  • Available in White or Bone
  • Includes 8′ vent pipe and 8′ drain tube
  • Pricing for IN-STORE purchase in Fairbanks or Anchorage.
  • Call for a shipping quote if you need this item shipped to your location.


SunMar’s Excel NE composting toilet allows you to enjoy the convenience of an indoor bathroom in any location, no electricity required! Perfect for vacation cabins, off-grid homes, guest cottages, or even temporary use during home construction or remodeling.

In a weekend or vacation cabin, the Excel NE can be used by up to 5 adults or a family of 7. For regular full-time use, SunMar recommends a limit of 2 adults or a family of 3. From the manufacturer:

The Sun-Mar Excel-NE has long been the standard toilet for those living off the grid. The Excel-NE is a high capacity non-electric composting toilet. Like all Sun-Mar composting toilets the Excel-NE incorporates a patented Bio-drum? which ensures fast and odourless decomposition. The Excel-NE is the preferred self-contained model for heavy cottage or for residential use. Saves thousands of gallons of water, while recycling waste into safe useable soil. The unit is shipped fully assembled. To install, simply connect the supplied 4 inch vent stack and security drain.


Additional information

Weight90 lbs



7 73624 01101 0

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