The Fernco Hulk 6 Coupling brings serious adaptability and strength to underground pipe repair. Built with embedded stainless steel rods for shear resistance and corrosion-resistant, high-torque clamps, it delivers reliable, long-term performance under real-world conditions. Hulk6 connects clay, PVC, concrete, steel, and morereducing the need to stock an array of different couplings on every truck. Covering a dimensional range of 6.20" to 8.00" pipe OD, the Hulk6 offers maximum versatility across 6" nominal pipe sizes. Rated for a maximum test pressure of 4.3 PSI for DWV applications, its the dependable solution when materials and dimensions are anything but standard. Designed and manufactured in the U.S.A. under U.S. Patent D956937, the Hulk Coupling represents innovation and durability you can depend on.