The NIBCO® PRO-Stop® quarter-turn supply stop valve is made of chrome-plated brass with a PTFE seat. The multi-purpose shutoff valve is ideal for applications in domestic water systems. The specially designed seat and shell are 100% tested to ensure no leakage for the life of the valve. The NIBCO® PRO-Stop® angle pattern supply stop valve ensures trouble-free operation and ease of access. It has an oversized chrome-plated handle with a ribbed surface for ease of operation and gripping. The quarter-turn valve features a blowout-proof stem and EPDM O-ring seal. Please refer to NIBCO® technical data sheets and catalogs for engineering and installation information. PRO-Stop® valves are backed by a NIBCO® 2-year limited warranty. Choose NIBCO® flow control products for the most specified, versatile and economical option in commercial and residential applications.