CTS Copper Coated Flange There is no equal. CTS Copper Coated Flanges represent the next generation in industrial flange technology. Patented CTS Copper Coated innovation means no EPDM Insulator is required. Guaranteed 100% protection for long life. Submit the below to obtain a Copper Coated Flange sample. Sample Required: YesNo Intended Application: Above GroundBelow Ground Intended Flange Type: Standard AdapterPress FitRoll Grooved Industry Type: Engineer/DesignerContractorWholesalerOEM Your Name: Email: Company Name: Website: Phone Number: Address: Which is greater, 6 or 9?