Charlotte Pipe PVC Pressure Riser Extension is a Schedule 40 cold water pressure fitting designed to extend the length of risers in sprinkler systems. This product features a male thread by female thread configuration, making it easy to connect and add length where needed. Constructed from durable PVC, it ensures reliable performance and long-lasting use in various plumbing applications. Available in sizes 1/2" MPT x 1/2" FTP and 3/4" MPT x 3/4" FTP, this extension is i for maintaining system integrity while providing the necessary extension for your sprinkler setup. Model Number: 34505