Navien
Navien Circulation Pipe 30023522A
Circulation pipe for Navien LCB 700 Combi External 21KW and 28KW boilers, part number 30023522A.
At a glance
- Part type: circulation pipe
- Appliance family: LCB 700 Combi External
£18.19
£15.16 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Navien 30023522A is a circulation pipe used in Navien LCB 700 Combi External boilers. It forms part of the appliance's internal pipework, carrying water around the circulation circuit. It is supplied as a single pipe component.
Signs this part needs replacing
- Visible water weeping or damp staining around the pipe
- Corrosion, pitting or scale build-up on the pipe surface
- Reduced circulation flow or uneven heat delivery
- Noise from the pipework during operation
- Joint or seal failure where the pipe connects
Before you order
- Confirm the boiler model and serial number against the fitment list
- Check that part number 30023522A matches the pipe being replaced
- Inspect the surrounding pipework and connections for related damage
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| NAVIEN LCB 700 COMBI EXTERNAL 21KW (Serial Number 1705) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 21KW (Serial Number 1705) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 28KW (Serial Number 1710) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 28KW (Serial Number 1710) | — | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
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