The cost of composting toilets varies greatly depending on the amount of use, as well as the brand. The elevated bed allows the treatment to take place before it contacts the soil water table. M ounds can fail because of improper sizing and poor construction. The location of the mound may affect drainage patterns and limit land use options. The mound may also have to be partially rebuilt if seepage or leakage occurs.
All systems require pumps or siphons.
Construction costs are typically much higher for mound systems than those of conventional systems. Holding Tanks Holding tank products produce enzymes that dissolve bacteria and solids. These enzymes work to control odor and degrade organic wastes, which can lead to objectionable odors. This process eliminates odors and also cuts back on the amount of pumping required. Greases, fats, proteins, oil, and hair are examples of solid wastes that are broken down in this process.