The 40 mm Grey Push‑Fit Waste Pipe Reducer with Seal Ring – Boss Adaptor is a compact, high‑performance solution for connecting smaller waste pipes to a larger soil‑stack system. Designed to fit inside a 60 mm boss adaptor, this PVC‑U reducer lets you transition from a 40 mm solvent‑weld pipe to the existing 60 mm network without leaks or extra fittings.
Key benefits
– Easy push‑fit installation – simply slide the reducer into the boss adaptor; the integrated seal ring creates a watertight joint instantly.
– Durable grey PVC‑U – resistant to high‑temperature waste discharge and compliant with BS EN 1329 B standards for reliability.
– Space‑saving design – overall diameter of 68 mm and a low profile height of 29 mm keep the pipework neat and accessible.
Technical specifications
| Parameter | Value |
|---|---|
| Fitting diameter (boss) | 60 mm |
| Pipe connection diameter | 40 mm |
| Overall diameter | 68 mm |
| Height | 29 mm |
| Material | PVC‑U (grey) |
| Standard | BS EN 1329 B |
Ideal for residential or commercial plumbing upgrades, this reducer ensures a secure, leak‑free connection while simplifying installation. Whether you’re retrofitting an older system or extending new waste lines, the 40 mm Grey Push‑Fit Waste Pipe Reducer delivers the performance and convenience professionals trust.





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