Corrugated Pipe Coiled 4 (Black)- Coupling

Keep your drainage projects moving forward with our 4-inch Corrugated Pipe Internal Coupling. This heavy-duty fitting is the professional's choice for connecting two sections of 4" corrugated polyethylene pipe with a secure, low-profile fit that won't interfere with your trench width.

Item Avail Your Price Qty
Corrugated Pipe Coiled 4 (Black)- Coupling Avail $8.00

Why This Coupling is a Job Site Essential:

  • Dual-Sided Snap-Lock: Features robust locking tabs on both ends that grip the interior ridges of the pipe. Once it clicks into place, it stays in place.

  • Maximum Flow Efficiency: The internal design keeps the exterior of the pipe smooth at the joint, preventing "hang-ups" on trench walls or roots during installation.

  • Corrosion-Proof Material: Made from high-density polyethylene (HDPE), this fitting is built to live underground. It's resistant to chemicals, soil acidity, and the intense freeze-thaw cycles of the Hudson Valley.

  • Tool-Free Installation: No glue, tape, or clamps required. Simply push the coupling into the ends of the pipes for an instant, high-strength mechanical bond.



Common Use Cases:

  • Joining Coils: Perfect for connecting two 100-foot coils of drainage pipe for long-distance French drains or downspout diversions.

  • Pipe Repairs: Easily splice together two clean cuts of pipe to repair a damaged line without replacing the entire run.

  • Manifold Connections: Use it to connect pipe to various outlets and basins that require an internal fitting.

Product Specifications:

  • Diameter: 4 inches (Internal fit)

  • Material: Heavy-duty HDPE plastic

  • Color: Black

  • Quantity: Sold individually or by the bag