Two flexible stainless steel tubes and sensor wire pre-insulated with elastomeric EPDM insulation with a UV-resistant covering Tubing system to connect supply and return lines between solar panels and hot water storage tank. FEATURES OF FLEXSURE DUAL SOLAR TUBING Pre-insulated dual tubes 316L corrugated stainless steel tubing Identification marks to distinguish supply and return lines UV-resistant protective cover Easy to bend Two standard lengths: 50 ft. and 75 ft., custom lengths available upon request Operating temperature range from -60° F to 300° F Available in three diameters and two insulation thicknesses
