This Watts push-fit ball cock adapter connects a 1/2" supply line (PEX, CPVC, or copper) to a standard 7/8" toilet fill valve or ball cock without any tools. The connection rotates under pressure, allowing easy alignment during installation, and the water-tight seal is rated for reliable long-term performance.

• Push-fit connection requires no tools for installation or removal
• Compatible with PEX, CPVC, and copper 1/2" supply lines
• 1/2" supply inlet x 7/8" ball cock or fill valve outlet
• Rotates under pressure for easy alignment
• Rated 250 PSI at 75 deg F; 100 PSI at 180 deg F
• Water-tight connection for reliable long-term performance

Tip: Cut your supply line cleanly and insert it fully into the fitting. To remove, press the release collar while pulling the tube out.

FOR CALIFORNIA SHOPPERS

Hello Californians! Your government wants us to show you the following message:

• ⚠  WARNING: CALIFORNIA PROP 65 WARNING: This product can expose you to chemicals including Bisphenol A which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.