Click here for Submittal MATERIAL Streamline® Standard and Mini Split Line Set copper tube shall be made from C12200 grade of copper. Insulation is the choice of elastomeric or coated elastomeric material. Elastomeric insulation has a UV retardant added but it is recommended to cover or apply a coating for long-term exposure. Coated elastomeric insulation utilizes a co-extruded jacket that requests no additional cover or coating. SPECIFICATIONS R410A Engineered and Tested APPROVALS & CERTIFICATIONS Streamline® Copper Tube is UL Recognized to 700 PSI (select sizes) and can be used with synthetic refrigerants and sub-critical CO2 systems. R410A Engineered and Tested WARRANTY 10-year limited warranty on the copper tube