The WARDFlex® corrugated stainless steel tubing (CSST) system revolutionized the gas plumbing industry with a time- and cost-saving solution to the inherent problems of rigid steel pipe in delivery installations.

WARDFlex® is a corrugated stainless steel tubing (CSST) system designed to distribute fuel gas. WARDFlex® has been engineered, tested and certified to meet the performance requirements of American National Standard for Fuel Gas Systems Using CSST, ANSI LC‐ 1.

Download D&I Guides for WARDFlex® & WARDFlexMAX® corrugated stainless steel tubing (CSST) for natural gas and propane piping. - Available in English, French-Canadian, and Spanish (PDF format).

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The WARDFlex® Corrugated Stainless Steel Tubing (CSST) Piping System has been engineered, test-ed and certified to meet the performance requirements of American National Standard for Fuel Gas Systems Using Corrugated Stainless Steel Tubing, ANSI LC-1.

The WARDFlex® Corrugated Stainless Steel Tubing (CSST) Piping System has been engineered, tested and certified to meet the performance requirements of American National Standard for Fuel Gas Systems Using Corrugated Stainless Steel Tubing, ANSI LC-1.

WARDFlex® revolutionized the gas plumbing and piping industry with its time and cost-saving solutions, flexibility, continuous run coils, and double-annealing. It goes through an extensive testing process using helium and vacuum technology to ensure that even the smallest leaks are caught and repaired before products leave our manufacturing plant.

WARDFLEX® fittings come standard with ASME B1.20.1 male or female NPT thread connection to be used in combination with other approved fuel gas piping materials with ASME B1.20.1 threaded pipe connections.

Create custom sizing tables to assist in the design of a WARDFlex®/ WARDFlexMAX® fuel gas piping system with our online Sizing Table Generator or download our handy sizing applications, AutoCAD utilities, and more...

The WARDFlex® corrugated stainless steel tubing (CSST) system revolutionized the gas plumbing industry with a time- and cost-saving solution to the inherent problems of rigid steel pipe in delivery installations.