Since 1856, A.Y. McDonald Mfg. Co. has been providing the solution to make water work for you and your community. The curb stop itself plays a pivotal role in the process. By trusting in our many years of experience and talented team of experts, you know you can rely on our Straight Ball Valve Style Compression x FNPT (Female National Pipe Thread) Curb Stops with Lockwing.
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