Revin­cus has devel­oped a regen­er­a­tive energy sys­tem (heat exchanger) for the res­i­den­tial sec­tor that can recover energy stored in the form of heat from a wide vari­ety of liq­uid media. The com­pany focuses on the recov­ery of waste­water heat, specif­i­cally from shower, wash­ing machine or dishwasher.