Product Information Product Name : AA840-4290Manufacturer: Ecological Tanks, Inc.Original Certification Date: 11/15/2024Certification Date: 11/15/2024Certification End Date: 11/15/2031Capacity: 840Material: ConcreteType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2023 Version Year of Original Standard: 2023SPE#: 525 Certification: Certifications: NSF/ANSI Standard 245 Standard year: 2023 Version Year of Original Standard: 2023SPE#: 525 Approved Approved Aerators: Manufacturer: Jefe AireJefe Aire model: JA500 Approved Diffusers: Manufacturer: HiblowModel: TP-500 Polyvinyl Chloride Approved Alarms: Manufacturer: Included on Aerator