Wavin Osma SquareLine 4T838B Pipe Wall Offset Black

The Wavin Osma Squareline Pipe Wall Offset 61mm Black (4T838B) is a durable PVC‑U rainwater downpipe fitting designed for the Squareline 61mm system. Ideal for domestic and commercial rainwater installations, this wall offset allows downpipes to navigate around walls or obstacles with precision, ensuring efficient water flow and dependable drainage. Finished in black for a sleek, discreet look, it integrates seamlessly with Wavin Osma Squareline guttering systems, providing long‑lasting performance and weather resistance for a professional exterior finish.