The Excel is the best-selling unit in North America and for good reason. It is a high capacity Bio-drum toilet that is very simple to operate, features well proven technology and is extremely reliable. The Excel was the first ever self-contained composting toilet to be certified by the National Sanitation Foundation (NSF). So, when you purchase an Excel, you are literally purchasing a composting toilet that sets the standard.

• Easy and quick to install - just set it up and plug it in!
• Odorless - Bio drum™ ensures a fast, odorless decomposition
• Saves water - By not needing water, the Excel saves thousands of gallons of water while recycling waste into a useable soil
• Ideally suited for residential or heavy cottage use - Use it in houses, cottages, cabins pool houses, barns, greenhouses and more
• Uses less than 280 watts (115V) of electricity
• 100 lb.
• For 4 - 7 USERS

Note: This item is excluded from all free shipping promotions.

Download free product literature below (current as of June 2021 and subject to change without notice):

SunMar Brochure

SunMar Compact and Excel Brochure

Owner's manual

AC/DC Kit Instructions