Legend Valve 313-444 3/4-inch stainless steel CTS compression insert stiffeners (pack of 2) provide added strength and support for CTS tubing in compression-style water service fittings. Made from durable stainless steel, these stiffeners resist corrosion and help maintain proper tubing shape to ensure a secure, leak-resistant connection. Designed for easy installation, they reinforce the tubing inside the compression joint, improving reliability and extending service life in both residential and municipal water applications. Ideal for new installations or maintenance work, this two-pack offers dependable performance where consistent sealing is essential.
Recommended for all pack-joint and ring compression water service fitting installations onto polyethylene tubing or pipe
304 stainless steel construction and an interlocking tab design that resists crushing
Extended length permits an even sealing surface for the fitting’s gasket
Dimples on the sides hold the insert stiffener in place to minimize chance of it falling out during installation
Prevents the collapse of the tubing or pipe end
Manufactured in compliance with the latest version of AWWA C800 for high pressure