Purchase Sep2Max Sep2Max Septic System Treatment (64oz) $29.95 Sep2Max will restore and optimize your septic system wastewater discharge by conditioning the soil in the leach field. Sep2Max is non-hazardous and is environmentally friendly. Recommended for septic systems with leach field lines up to 600 feet. Recommended treatments-two per year.   Select and Purchase Turf2Max   Soil Restoration Technologies Inc,.