The purifying effect of the XL-filter
This patented XL-filter is integrated in the manhole above the rainwater tank, level, and in line with the inflow and outflow. Rainwater enters through the inflow and falls through the stainless-steel mesh of the filter into the tank. The dirt that remains in the filter is washed away when the water tank overflows.
The XL-filter is made from polypropylene or concrete and stainless steel and therefore requires little maintenance. The filter can be easily disassembled by lifting the filter section and rinsing this with