Andrews
Andrews Pressure Tube 7700299
Metal back pressure tube, part 7700299, for Andrews Fastflo WHI49 and LWHI49 water heaters.
At a glance
- Also known as 1822856
Showing prices
£17.24
£14.37 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 7700299 is a metal back pressure tube for Andrews water heaters. It is listed for use on the Fastflo WHI49 and LWHI49 models. It is a service part for the appliance's pressure circuit.
Signs this part needs replacing
- Visible corrosion, pitting or cracking on the tube
- Water weeping or dripping at the tube connections
- Pressure readings that are erratic or inconsistent with appliance behaviour
- The tube is blocked, kinked or restricted
- Repeated pressure-related faults or lockouts
Before you order
- Confirm your appliance is a Fastflo WHI49 or LWHI49
- Check the existing part number 7700299 against the manufacturer's parts list
- Inspect the tube and its connections for damage before ordering
- If your model is not listed, consult the manufacturer's parts list for the correct part
Compliance
| Alternative numbers | 1822856 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO LWHI49 | — | — | — | |
| ANDREWS WATER HEATERS FASTFLO WHI49 | — | — | — |
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.