Vivosun do have a great selection of outdoor tumbling composters. Their air vents can make the air fully circulate and will not cause an explosion due to excessive internal pressure; Deep fins can better break the clumps, which is conducive to the full fermentation of oxygen.
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1320 S Baker Ave Suite B, Ontario CA 91761, USA
official@vivosun.com
+1 888-505-8486
Monday to Friday, 7AM-6PM PST.
For bulk orders or wholesale questions, please contact: website@vivosun.com