Glow-worm
Glow-worm O-Ring 13mm CV Filter Set 20 Pack S5466400
13mm O-ring for the CV filter on Glow-worm and Saunier Duval boilers, supplied as a pack of 20.
£25.22
£21.02 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
A 13mm O-ring for the CV filter assembly on Glow-worm and Saunier Duval gas boilers. It seals the filter housing joint to prevent water loss at the connection. Supplied by Glow-worm as a set of 20.
Signs this part needs replacing
- Weeping or dripping at the CV filter housing joint
- Water staining or scale residue around the filter cap
- O-ring visibly flattened, hardened or cracked on inspection
- Loss of system pressure traced to the filter assembly
- Seal damaged or displaced during filter cleaning or service
Before you order
- Confirm the O-ring diameter required is 13mm for your CV filter
- Check your appliance model against the fit list above
- Note the pack contains 20 O-rings, so quantity suits multiple services
Compliance
| GC number | E37-363 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| GLOWWORM ENERGY 35 STORE | 47-019-37 | 47-019-37 | — | — |
| GLOWWORM ENERGY 35 STORE | — | — | — | |
| GLOWWORM GW 18SXi | 41-047-72 | 41-047-72 | — | — |
| GLOWWORM GW 18Si | 41-047-61 | 41-047-61 | — | — |
| GLOWWORM GW 23C | 47-047-18 | 47-047-18 | — | — |
| GLOWWORM GW 24CXi | 47-047-23 | 47-047-23 | — | — |
| GLOWWORM GW 24Ci | 47-047-19 | 47-047-19 | — | — |
| GLOWWORM GW 30CXi | 47-047-24 | 47-047-24 | — | — |
| GLOWWORM GW 30Ci | 47-047-20 | 47-047-20 | — | — |
| GLOWWORM GW 30Ci PLUS | 47-047-22 | 47-047-22 | — | — |
Showing 10 of 36 compatible appliances.
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.
GLOWWORM appliance manual — ENERGY 35 STORE (GC 47-019-37)
manualmanualGLOWWORM appliance manual — GW 18SXi (GC 41-047-72)
manualmanualGLOWWORM appliance manual — GW 18Si (GC 41-047-61)
manualmanualGLOWWORM appliance manual — GW 23C (GC 47-047-18)
manualmanualGLOWWORM appliance manual — GW 24CXi (GC 47-047-23)
manualmanualGLOWWORM appliance manual — GW 24Ci (GC 47-047-19)
manualmanualGLOWWORM appliance manual — GW 30CXi (GC 47-047-24)
manualmanualGLOWWORM appliance manual — GW 30Ci (GC 47-047-20)
manualmanualGLOWWORM appliance manual — GW 30Ci PLUS (GC 47-047-22)
manualmanualGLOWWORM appliance manual — GW 30SXi (GC 41-047-62)
manualmanualGLOWWORM appliance manual — GW 30Si (GC 41-047-70)
manualmanualGLOWWORM appliance manual — GW 35Ci (GC 47-047-28)
manualmanualGLOWWORM appliance manual — GW 38CXi (GC 47-047-27)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 12SXi (GC 41-019-12)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 18SXi (GC 41-019-13)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 30SXi (GC 41-019-14)
manualmanualGLOWWORM appliance manual — XTRAMAX (GC 47-047-15)
manualmanualGLOWWORM appliance manual — XTRAMAX HE (GC 47-047-29)
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