Product Information Product Name : Omni Green G-1500Manufacturer: Aerobic Systems Designs, Inc.Original Certification Date: 05/01/2016Certification Date: 05/01/2016Certification End Date: 05/01/2023Capacity: 1500Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2019 Version Year of Original Standard: 2013SPE#: 260 Approved Approved Aerators: Manufacturer: HiblowHi Blow model: HP-150 Manufacturer: HiblowHi Blow model: HP-200 Manufacturer: SecohSecoh model: EL-150W Manufacturer: SecohSecoh model: JDK-120 Approved Diffusers: Manufacturer: HiblowModel: TP-250 Polypropylene Approved Alarms: Manufacturer: Included on Aerator