DUAL-CHAMBER SEPTIC TANKS

Dual-chamber septic tanks made of polyethylene for the treatment of wastewater from domestic toilets. The dual-chamber septic tanks consist of two tanks arranged in series and are designed to retain solids and are used to carry out an initial treatment of the effluent defined as primary. These septic tanks are made entirely of polyethylene and are of the vertical type and are sized for 4 to 140 population equivalents. Double-chamber septic tanks have a smooth, thick or corrugated surface, designed to properly resist backfilling operations. The septic tanks have provisions for wastewater inlet and overflow. In the upper part there