Sun-Mar Compost Magic Bulking Fiber


  • Natural compost bulking material
  • Recommended Nature’s Head toilets
  • Speeds up composting action in garden compost
  • Made of shredded coconut waste (coconut coir)
  • Brick expands to ~2gal of compost bulk
  • Available as single block, or case of 6


Sun-Mar Compost Magic © dramatically speeds up composting in a Sun-Mar Garden Composter. Compost Magic is 100% natural and non-toxic bulking material which is compressed for easy transportation, storage and handling. When water is added to a 600g brick, the brick expands to a volume of 8-9L (~2+ US gallons).

Made of coconut waste.

Available in single bricks, or packs of six (6).

Typically in stock at our Fairbanks, AK location. SKU16182

Additional information


box of 1, box of 5, case/12, case/6