
Altecnic
Altecnic 533 Manifold 6 Bar SRV & 3.5 Bar PRV
Altecnic 533 manifold combining a 6 bar safety relief valve and a 3.5 bar pressure reducing valve for unvented control valves.
£322.32
£268.60 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 Altecnic 533 manifold combines a 6 bar safety relief valve (SRV) and a 3.5 bar pressure reducing valve (PRV) within a single unvented control valve assembly. It forms part of the Altecnic unvented control valve range, regulating incoming mains pressure and providing over-pressure relief on unvented hot water systems. The part reference is 533003 CST.
Signs this part needs replacing
- The pressure reducing valve no longer holds a steady outlet pressure
- Discharge from the safety relief valve or tundish occurs with no other fault present
- Continuous or frequent weeping from the relief valve
- Downstream pressure drifting high or low against the set value
- Visible scale, corrosion or damage at the manifold body or valve heads
Before you order
- Confirm the appliance is an Altecnic unvented control valve installation
- Check that the existing valve settings match a 6 bar SRV and 3.5 bar PRV
- Verify the part reference 533003 CST against the manifold being replaced
- Confirm access and orientation suit the existing pipework arrangement
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALTECNIC Unvented control valves | — | — | — |
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 documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
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