Product Information Product Name : D-890Manufacturer: Aeris AerobicsOriginal Certification Date: 03/21/2014Certification Date: 03/21/2021Certification End Date: 03/21/2028Capacity: 890Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2023 Version Year of Original Standard: 2012SPE#: 208 Approved Approved Aerators: Manufacturer: SecohSecoh model: JDK-80 Manufacturer: SecohSecoh model: JDK-100 Approved Diffusers: Manufacturer: HiblowModel: TP-250 Polypropylene Approved Alarms: Manufacturer: Aeris AerobicsModel: Tran T2