Fernco 4" Hulk Pipe Coupling Non Shear Below Ground Rated Sewer and Drain Universal Connector for Clay, Plastic, Concrete Ductile and Cast Iron Materials

Features

• ONE COUPLING, ENDLESS POSSIBILITIES: Designed to connect a wide range of pipe materials within the same nominal size, the Hulk Coupling is your go-to solution when pipe types vary unexpectedly. The Hulk Coupling adapts—so you’re never caught off guard.
• COMPATIBLE WITH A WIDE RANGE OF PIPE MATERIALS: The Hulk works seamlessly with a variety of clay materials, plastic, ductile iron, steel, cast iron, concrete, and Orangeburg pipes, making it the most versatile Fernco coupling ever.
• BUILT FOR UNDERGROUND PERFORMANCE: Engineered as a heavy-duty, non-shear coupling, the Hulk is reinforced with embedded stainless steel rods to resist shear forces caused by ground movement or pipe misalignment.
• HULK4: 4" offers a dimensional range of 4.20" to 5.60" pipe OD, delivering reliable performance for the toughest underground pipe repairs.
• EVERY WORK TRUCK'S MUST-HAVE PIPE CONNECTOR: Ideal for on-the-fly fixes, Hulk is the perfect backup to keep on your truck. It doesn’t replace every coupling, but it can save the day when the unexpected threatens to stall your project.
• CORROSION RESISTANT STRENGTH: All stainless steel components are corrosion resistant, ensuring long-term performance even in aggressive soil conditions. Rated for a maximum test pressure of 4.3 PSI for DWV applications.
• HIGH TORQUE, NO COMPROMISE: Equipped with high-torque clamps (up to 120 in-lbs.) for a secure, reliable seal—no leaks, no failures, no delays.
• STANDARDS YOU CAN TRUST: The Hulk coupling meets and exceeds ASTM C 1173 and CSA B602, proving it’s more than just muscle—it’s certified strength.
• PROUDLY MADE IN THE USA: Designed and manufactured in the U.S.A. under U.S. Patent D956937, the Hulk Coupling represents innovation and durability you can depend on.