These complete water purification systems compliant are with European standard UNI EN 12566-1/3
- DEG: oil and grease separators (UNI EN 1825-1/2)
- IM: Imhoff septic tanks for the pre-treatment of sewage. (UNI EN 12566-1/3)
- BIOSET: biological septic tanks
- OXI-JET: total oxidation biological purification systems (UNI EN 12566-1/3)
- FAN: anaerobic biological filtration systems free of any electromechanical parts
- AER-JET: aerobic biological filtration systems, phytopurification systems, subsurface irrigation systems.