Product Information Product Name : D-600-NRManufacturer: Aeris AerobicsOriginal Certification Date: 11/06/2020Certification Date: 11/06/2020Certification End Date: 11/06/2027Capacity: 600Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2023 Version Year of Original Standard: 2019SPE#: 452 Certification: Certifications: NSF/ANSI Standard 245 Standard year: 2023 Version Year of Original Standard: 2019SPE#: 383 Approved Approved Aerators: Manufacturer: HiblowHi Blow model: HP-60A Duo Port Approved Diffusers: Manufacturer: HiblowModel: TP-250 Polypropylene Approved Alarms: Manufacturer: Aeris AerobicsModel: Tran T2