Composting Toilet Performance in Various Climates

Did you know that the your local climate can have anbreak down the remaining 10% of the waste, which
impact on the performance of a composting toilet?is basically a composite of various nutrients. This
It's true. Whether your climate experiences especiallydecomposition process is performed by aerobic
cold and long winters or very humid summers, thebacteria, or tiny microbes present in the compost
weather does play a role in how you will use andthat break the waste down with the assistance of
maintain your system. If you're thinking about addingoxygen. Aerobic bacteria are highly efficient,
a composting toilet to your home, climactic conditionsperforming their job quickly, without creating any
are definitely something you should consider beforesulfate or methane gasses as a byproduct of the
you select and purchase a unit.breakdown process. However, these bacteria are
First and foremost, it's important to understand thatonly active at temperatures of 55 degrees Fahrenheit
the primary function of any composting toilet isand above. If you live in a very cold climate, it will be
evaporation. Because our waste is approximatelyimportant that your composting toilet is located
90% water, the composting toilet has to have aindoors in a heated area during the winter months if
good capacity to evaporate all that excess liquid.you expect to use it on a continuous basis
Electric units usually feature a heating element in theyear-round.
base and a fan assembly in the back to assist andSome composting toilets called central systems are
speed up the evaporation process. However, if youdesigned so that the toilet in the bathroom is
live in an extremely humid climate, and the toilet is toconnected by plumbing pipe down to a central
be located in a building without air conditioning, youcomposting unit in a basement, cellar, or even
can expect that evaporation will occur at a muchoutdoors. If you own such as system, remember
slower pace.that the central unit where the compost is held is the
Most composting toilets come equipped with ancritical place to keep heated. If this central unit isn't
emergency overflow drain, and in many cases, theheated, then you won't be able to use the toilet on
manufacturer advises that hooking the drain up is notan ongoing basis during the winter. Composting toilet
necessary. This is because under normal operatingdrums that are allowed to freeze can usually still be
circumstances, no liquid will ever get high enough inused on an occasional basis as a holding tank,
the unit to reach the drain valve. However, in a humidassuming there is enough room in the drum to hold
climate, it is imperative to hook up the emergencythe waste.
overflow drain, because the humidity will affect theNo matter what type of climate you live in, it is
unit's evaporation capacity so significantly. The issuepossible to have a composting toilet, provided you do
of humidity may also affect your decision aboutyour research first. If you're unsure how your climate
whether to buy a waterless or low-flush system.might affect the performance of the system,
Remember that low flush systems may face morecontact the manufacturer prior to making your
problems with evaporation capacity than waterlessselection and ask some questions. They will be happy
units, simply because of the added water going intoto steer you in the direction of a system that's right
the compost with every flush of the toilet.for you.
The second critical job of a composting toilet is to