Infiltrators Systems' patented sidewalls are designed to provide maximum infiltration and larger, more effective infiltrative area pr linear foot than others on the market. In fact, one in four systems installed in the U.S is and Infiltrator System. In addition to eliminating the need for washed stone and pipe, all chambers are designed to have a small footprint with equal or better performance, equivalent or sreater storage, and a higher Long-Term Acceptance Rate (LTAR)