Product Information Product Name : AA500-35NRManufacturer: Ecological Tanks, Inc.Original Certification Date: 10/04/2023Certification Date: 10/04/2023Certification End Date: 10/04/2030Capacity: 500Material: ConcreteType: Aerobic Treatment SystemClass: Class 1Note: Originally tested at Baylor University for Standard 40 Certifications Certification: Certifications: NSF/ANSI Standard 245 Standard year: 2023 Version Year of Original Standard: 2022SPE#: 476 Approved Approved Aerators: Manufacturer: Jefe AireJefe Aire model: JA400 Manufacturer: HiblowHi Blow model: HP-80-0143 Approved Diffusers: Manufacturer: HiblowModel: Hiblow Polypropylene Model TP-250 Approved Alarms: Manufacturer: Included on Aerator