Product Information Product Name : 1500AGManufacturer: AeroGreen Technologies, LLC.Original Certification Date: 10/01/2017Certification Date: 10/01/2017Certification End Date: 10/01/2024Capacity: 1500Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2019 Version Year of Original Standard: 2009SPE#: 151 Approved Approved Aerators: Manufacturer: HiblowModel: 120Hi Blow model: HP-150-010A Manufacturer: SecohModel: EL-150Secoh model: EL 150 Approved Diffusers: Model: TP-250 Polypropylene Approved Alarms: Manufacturer: Included on Aerator