Worcester Bosch
Worcester Bosch Insulation L/H 87161130930
Left-hand insulation component for Worcester Bosch Greenstar Heatslave External 12/18, 18/25 and 25/32 boilers.
At a glance
- Also known as 1021834
£58.92
£49.10 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 Worcester Bosch Insulation L/H (part number 87161130930) is a left-hand insulation component for the Greenstar Heatslave External range of oil-fired condensing boilers. It sits within the boiler casing as part of the internal thermal insulation, limiting heat loss from the appliance body. The part is identified by its Worcester Bosch part number rather than by a generic size.
Signs this part needs replacing
- Insulation surface is cracked, crumbling or breaking down
- Material has become brittle or has detached from its backing
- Moisture, oil or soot contamination has soaked into the insulation
Before you order
- Confirm the appliance is one of the Greenstar Heatslave External variants listed above
- Confirm whether the left-hand or right-hand insulation is required
- Check the part number 87161130930 against the appliance documentation or the existing component where markings are visible
Compliance
| Barcode / EAN | 4010009434443 |
|---|---|
| Alternative numbers | 1021834 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR HEATSLAVE EXTERNAL 12/18 | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE EXTERNAL 18/25 | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE EXTERNAL 25/32 | — | — | — |
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.
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