Product Information Product Name : EP 600 C2Manufacturer: Acquired Wastewater Technologies, LLCOriginal Certification Date: 05/15/2020Certification Date: 05/15/2020Certification End Date: 05/15/2027Capacity: 600Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2023 Version Year of Original Standard: 2019SPE#: 362 Approved Approved Aerators: Manufacturer: HiblowHi Blow model: HP-40/40A Manufacturer: HiblowHi Blow model: HP-60/60A Manufacturer: SecohSecoh model: EL-60 Manufacturer: SecohSecoh model: JDK-40 Approved Diffusers: Model: DF100MS