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Blueperry agriculture (UK)£1.87Visit shop Plasson Adaptor Set Class C L/D 1/2" Pl7786005
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B&Q£6.37Visit shop B&Q - Adapter Imperial Conversion Set Class C H/d32 X 1" Lt Blue 7788 (Pl077808010)
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Amazon£7.34Visit shop PLASSON Low Density PE 3/4" Adaptor 7786 (Light Blue)
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The Plasson Adapter Imperial Conversion Set is an essential solution for plumbing professionals and DIY enthusiasts who need to bridge the gap between modern Metric PE water pipes and older Imperial Class C Low Density systems, such as Alkathene or Irish black pipe. This conversion kit delivers a reliable, leak-free connection without requiring specialized installation tools, making it a highly efficient choice for system upgrades or repairs; however, users should note that the conversion set is specifically engineered for Class C pipe dimensions and is not suitable for high-pressure industrial applications outside of its rated capacity.
| Model Part Number | PL7786010 |
|---|---|
| Brand | Plasson |
No, this specific conversion set is designed for Class C Low Density (LDPE) pipe dimensions.
Generally, no, but ensure the pipe surface is clean and smooth to prevent damaging the seal upon insertion.
Yes, Plasson fittings are robust and intended for use in subterranean water supply systems, provided they are installed correctly.
While the fittings are durable, it is best practice to replace the internal seal/O-ring if the fitting is disassembled for a major system change.
This set is purpose-built to account for the specific diameter differences between historical Imperial standards and modern Metric piping.
Ensure the pipe was cut perfectly square and check that no grit or dirt is trapped between the pipe wall and the internal O-ring.
Check that the pipe is indeed the correct Class C specification and ensure there are no burrs on the cut end of the pipe.
To ensure a successful connection, verify that your pipe is true Class C Low Density (LDPE) before installation. Ensure the pipe ends are cut square and are free from debris, grit, or burrs that could compromise the O-ring seal.
Maintenance involves periodic inspection for external moisture or leaks at the coupling point, especially after ground shifting or temperature fluctuations. Always avoid using excessive force or pipe wrenches that may crush the plastic housing.
