SPARKY STUDY NOTES sparkystudynotes.co.uk/learn/metal-vs-pvc-conduit-at-a-glance
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Metal vs PVC conduit at a glanceConduit, in a minute.
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| Metal (galvanised steel) | PVC | |
|---|---|---|
| Cut with | Hacksaw in the vice (whole blade) | PVC cutters or a hacksaw |
| Deburr | Always file inside | File if any sharp edges |
| Joints | Threaded (stocks and dies), couplers, brass bushes | Push-fit, glued with solvent cement |
| Bend with | Conduit bender with the right-size former | Bending spring, over the knee |
| Fix with | Saddles | Saddles |
| Earthing | Exposed-conductive-part: connect to the MET. Can be the CPC (prove continuity) | Not an exposed-conductive-part. No connection to the MET needed |
| Other | Galvanised can go outside. Heavier, dearer, messier (grease) | Light and cheap, but it moves with temperature, so glue it |
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- 18th Edition
- Building Regs
- PAT
- Fundamental Inspection & Testing
- Initial Verification
- Periodic Inspection & Testing