Product Information Product Name : E150NManufacturer: Infiltrator Water Technologies, LLC (formerly Delta Treatment Systems, LLC)Original Certification Date: 11/01/2010Certification Date: 11/01/2017Certification End Date: 11/01/2024Capacity: 1500Material: FiberglassType: Aerobic Treatment SystemClass: Class 1 Certifications Certification: Certifications: NSF/ANSI Standard 40 Standard year: 2023 Version Year of Original Standard: 2009SPE#: 155 Approved Approved Aerators: Manufacturer: FPZ Approved Diffusers: Manufacturer: Infiltrator Water Technologies, LLCModel: Infiltrator Water Technologies, LLC Approved Alarms: Manufacturer: Infiltrator Water Technologies, LLC