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Ariston 406801 Expansion Vessel & Non-Return Valve For Ariston Andris LUX & LUX Eco
406801
Est 3-4 day delivery (Subject to availability)
£43.91
inc Vat
£36.59
ex Vat
Free delivery for orders over £100 ex VAT
Range Options
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3100306 | 2kW, 10 Litre, Undersink | £138.69 £115.57 |
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3100310 | 2kW, 15 Litre, Undersink | £154.23 £128.53 |
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3100717 | 2.5kW, 10 Litre, Oversink | £153.60 £128.00 |
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3100718 | 2.5kW, 10 Litre, Undersink | £153.60 £128.00 |
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3100721 | 2.5kW, 15 Litre, Oversink | £174.00 £145.00 |
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3100722 | 2.5kW, 15 Litre, Undersink | £174.00 £145.00 |
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3100302 | 3kW, 10 Litre, Oversink | £189.92 £158.26 |
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3100303 | 3kW, 10 Litre, Undersink | £156.00 £130.00 |
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3100308 | 3kW, 15 Litre, Oversink | £174.00 £145.00 |
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3100309 | 3kW, 15 Litre, Undersink | £174.00 £145.00 |
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3820017 | 3kW, 30 Litre, Oversink | £420.00 £350.00 |
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406801 | Exp Vessel & Non-Return | £43.91 £36.59 |
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406802 | Pressure Reducing Valve | £35.63 £29.69 |
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406807 | Tundish | £8.64 £7.20 |
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Ariston 406801 Expansion Vessel & Non-Return Valve – For Andris LUX & LUX Eco Water Heaters
The Ariston 406801 Expansion Vessel with Non-Return Valve is a dedicated safety accessory for use with Ariston Andris LUX and LUX Eco water heaters. It helps regulate system pressure and protects the cold water supply from backflow caused by thermal expansion.
- System Pressure Control: Expansion vessel absorbs increased pressure caused by heated water, protecting internal components and pipework.
- Non-Return Valve Protection: Prevents expanded hot water from flowing back into the mains supply, ensuring safe system operation.
- Manufacturer Approved: Specifically designed for compatibility with Ariston Andris LUX and LUX Eco units.
- Compact & Discreet: Easily integrated alongside existing under-sink water heater installations.
- Essential for Compliance: Meets typical installation regulations for unvented water heaters in the UK.
Technical Specification
- Product Type: Expansion vessel with non-return valve
- Compatibility: Ariston Andris LUX & LUX Eco models
- Installation: Inline with cold water feed
- Function: Manages pressure & prevents backflow
- System Type: Domestic hot water (unvented)
✅ Protect your Ariston water heater with this essential expansion vessel and valve kit for safe, regulation-compliant performance.
Description
Technical Information
| Range | Ariston Andris Lux |
| Product | Water Heating |
| Type | Expansion Vessel & Non-Return Valve |
Downloads
Delivery
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.
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