What is the difference between a biosand filter and a slow sand filter?
The name “Biosand Filter” refers to an invention by Dr. David Manz. Typically a biosand filter is smaller than a slow sand filter and may operate intermittantly. A slow sand filter usually operates continuously and can be quite large. Slow sand filters are typically used in municipal water supply systems, whereas biosand filters are usually for individual use. The biological action theory is basically the same in both types of filters. back to top 22.
Nomenclature – mainly. The name “Biosand Filter” refers to an invention by Dr. David Manz. Typically a biosand filter is smaller than a slow sand filter and may operate intermittantly. A slow sand filter usually operates continuously and can be quite large. Slow sand filters are typically used in municipal water supply systems, whereas biosand filters are usually for individual use. The biological action is similar in both types of filters. A slow sand filter can be large supplying thousands of gallons per day, or small supplying 5 or 6 gallons per day. back to top 22.
