Broag
Broag Valve 1st Stage Honeywell CVI 8502-4704
First stage valve, Honeywell CVI type, supplied as a Broag Commercial boiler spare for the GAS 360S.
At a glance
- Also known as 2203353
Showing prices
£660.97
£550.81 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
This is the first stage valve, Honeywell CVI, a Broag Commercial boiler spare part. It forms part of the gas train on Broag commercial boiler installations and is supplied under Broag part number 8502-4704.
Signs this part needs replacing
- The boiler fails to establish or hold first stage firing.
- Intermittent lockout or flame failure during ignition sequence.
- Visible damage, corrosion or debris at the valve body or its connections.
- Gas pressure readings that fall outside the expected range across the valve.
Before you order
- Confirm the appliance model against the fitment list for this valve.
- Check the part number on the existing valve matches 8502-4704 or 85024704.
- Verify the valve type marking on the fitted component reads Honeywell CVI.
- Work on gas-carrying components must be carried out by a competent, registered engineer.
Compliance
| Alternative numbers | 85024704, 2203353 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BROAG COMMERCIAL BROAG SPARE PARTS | — | — | — | |
| BROAG COMMERCIAL GAS 360S | — | — | — |
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.