Andrews
Andrews Gasket - Exhaust Box 7702399
Andrews exhaust box gasket (part 7702399) for Fastflo WHIC56 and LWHIC56 water heaters.
At a glance
- Also known as 1822988
Showing prices
£72.94
£60.78 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Andrews 7702399 is a gasket for the exhaust box (flue hood) on Andrews water heaters. It provides a seal at the exhaust box connection. This part is used on Fastflo WHIC56 and LWHIC56 models.
Signs this part needs replacing
- Visible cracks, splits or hardening of the gasket material
- Soot streaks or discolouration around the exhaust box joint
- Whistling or unusual noise from the flue hood area
- Condensation or water marks near the gasket
- Corrosion or deterioration of the sealing surface
Before you order
- Confirm your appliance model is Fastflo WHIC56 or LWHIC56
- Check the existing gasket for damage and note the part number 7702399
- Verify compatibility against the manufacturer's parts list
- Inspect the exhaust box and flue hood for warping or damage that could affect the seal
Compliance
| Alternative numbers | 1822988 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO LWHIC56 | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO WHIC56 | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.