(207) 442-7938   873 U.S. Route One, Woolwich, ME 04579   M-F 9am-4:30pm SA 9am-3pm

Compost Sure Composting Bulking Material

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  • Regular price $15.00
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Compost Sure comes in an 8 gallon (30L) bag and is available in two varieties. Compost Sure has been designed specifically for Sun-Mar's composting toilet systems. Our Compost Sure is composed of hemp and peat moss which will decompose quickly.

USE: Add your bulking material at a rate of 1 cup per bowel movement. Alternatively, it can be added at a rate of 1 cup per person per day.

Compost Sure Green
Compost Sure Green is the ideal bulking material for your Sun-Mar waterless toilet. The mix of coarse peat moss and chopped hemp stalk is specially formulated to hold oxygen and moisture in the compost ensuring maximum aeration while keeping the compost well supplied with carbon.

Compost Sure Blue
Compost Sure Blue is a bulking material designed specifically for use with Sun-Mar's ultra low-flush Centrex systems. Composed of chopped hemp stalk, this bulking material will enrich compost with organic carbon while providing drainage of excess liquid to ensure the compost remains aerobic and odor-free.

Our Promise To You.

If it is for sale in our store -- it is because we use it and love it!

We are happy to share our experiences with these tools which may enhance your own. Given care, maintenance, and love, each of these fine tools is capable of lasting a lifetime. We do limit warranties to those offered by our supplying manufacturers. If ever you have a question or concern regarding any of the tools we sell, please let us know.

Online. On Campus. On The Job Site.

These tools, toys and supplies are in constant use by our students, timber framing crews, and family. At Shelter Tools, we have a working knowledge of every product we sell. Graduates will find particular items recommended in class and on site.


If you don't see the tools or items you need, we can find it for you. Write us or call us anytime.