When powered by a solar panel, the auxiliary 12VDC fan increases the capacity of the BTS 33 from 3 people full time use to 4 people full time use and from 4 people part time use to 6 people part time use. This increase is because the fan increases the air flow and the efficiency of the composting process within the composting toilet.

• 12 volts dc
• .25 amp
• Used to increase air flow through the unit which increases the efficiency of the unit.
• When used with a solar panel, this fan increases the capacity of the BTS 33 while still retaining your sustainable lifestyle.
  • increases capacity from 3 people full time use to 4 people full time use
  • increases capacity from 4 people part time use to 6 people part time use