Temporarily seals drain lines for pressure testing and inspection of DWV plumbing systems. Galvanized steel flanges compress a molded rubber gasket against the inside wall of the pipe when the wing nut is tightened, creating a leak-free seal that holds water or low-pressure air for the test.

• 4" inside pipe diameter
• Galvanized steel flanges resist corrosion
• Molded rubber gasket expands against pipe wall
• Large wing nut for hand tightening, no tools required
• Reusable for repeated testing
• Works in cast iron, plastic (PVC, ABS), and copper DWV pipe

FOR CALIFORNIA SHOPPERS

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

• ⚠  WARNING: This product contains Styrene which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.