Product Information Product Name : MC 500 C2Manufacturer: Acquired Wastewater Technologies, LLCOriginal Certification Date: 03/22/2019Certification Date: 03/22/2019Certification End Date: 03/22/2026Capacity: 500Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2019 Version Year of Original Standard: 2018SPE#: 337 Approved Approved Aerators: Manufacturer: SecohSecoh model: SLL-40-AL Manufacturer: HiblowHi Blow model: HP-40-011A Manufacturer: Blue DiamondBlue Diamond model: ET40 Manufacturer: SecohSecoh model: JDK-40