​NIBCO® Webstone® G-Series™ Products

Discover the innovative NIBCO® Webstone® G-Series™ products designed to enhance flexibility and efficiency in plumbing and heating applications.

These versatile products save space in the field and the truck, offering significant flexibility from a limited inventory.

NIBCO INC. announces new Webstone G-Series products with interchangeable end connections and accessories to customize installation.

Mechanical Hub 2025

Products include two new end connections and a new air separator body. The PP-RCT G-Union fittings are available in sizes ½” through 2″ and are compatible with PP-R and PP-RCT piping systems. The new FTG G-Union fittings feature a type K copper tailpiece and are available in ½” through 2”, including reducing sizes. The horizontal mount air separator is now available with G-Thread ends, which are compatible with a wide assortment of G-Series fittings and accessories for a custom installation. All products are suitable for plumbing and heating applications.

“We’re excited to offer a practical solution for fusion-welded connections as this technology grows in popularity,” said Lisa Lyon, general manager of Webstone. “With PP-RCT G-Union fittings, installers can now access our complete catalog of G-Series valves. Additionally, we’re seizing the opportunity to better support our existing press/sweat and air separator installers, ensuring our continual dedication to meeting our customers’ needs.

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