Bionest ZenithThe purification process for the BIONEST system is quite natural and relies on a depolluting process using bacteria, similar to those present in leaching bed soil. View Details
Waterloo BiofilterThe key to the Waterloo Biofilter system is the absorbent foam filter medium that has been optimized to physically filter and biologically treat sewage. This filter medium is warrantied for 20 years and will likely last generations. View Details
Enviro-Septic®The simplest, most cost effective tertiary quality Class 4 system View Details