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Travis Perkins£1.72Visit shop Wavin Osma Waste push-fit knuckle bend 90 degree 32mm black
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This guide is for plumbers and DIY enthusiasts installing or extending waste pipe systems. The Wavin Osma Push-fit Knuckle Bend offers a quick and efficient 90-degree connection, saving valuable time and labor costs on site. While its push-fit system simplifies assembly, users should ensure connections are fully seated for a leak-free seal.
| Model Part Number | 4W160B |
|---|---|
| Brand | Wavin |
The Wavin Osma Push-fit Waste system is suitable for intermittent discharges of water up to 90°C.
No, this is a push-fit system designed for quick assembly without solvent cement. Using solvent cement can damage the fitting and void its performance.
This specific knuckle bend is for 32mm diameter waste pipe.
No, this fitting is specifically designed for waste water drainage systems and is not suitable for pressurized hot or cold water supply lines.
Ensure the pipe is cut square, clean, and properly deburred. Lubricate the pipe end and socket, then push the pipe firmly and squarely into the socket until it reaches the maximum insertion depth.
This certification indicates that the product has been independently tested and meets the rigorous quality and safety standards set out in the relevant British and European standard for waste water systems.
Ensure the pipe is fully and squarely inserted into the socket. Check for dirt or debris in the socket and on the pipe end. Re-lubricate and re-insert the pipe. Verify the pipe is not damaged or deformed.
Ensure the pipe is cut square and deburred. Use appropriate lubrication (silicone-based or water). Check that the pipe is the correct diameter for the fitting.
The push-fit system relies on the internal seal compressing when the pipe is fully inserted. Ensure the pipe has reached the maximum insertion depth and is held firmly. If there's excessive movement, re-check pipe insertion and condition.
Setup:
Compatibility:
Care:
