This Everflow Boiler Valve is the Ideal Choice for Pressure Regulation in Your Hydronic Heating Applications. It Features a Solid Brass Body, Universal Fit, Secure Connections, Purge Lever, Stainless Steel Strainer, and Super High Capacity. Manufactured With the Highest Quality Materials and Workmanship, it Will Serve Your Plumbing Needs Faithfully. WARNING: Handling of this product will expose you to lead, a chemical known to the State of California to cause [cancer, and] birth defects or other reproductive harm. Wash hands after handling.