Best Expansion Valves Deals Online in the UK (25 Deals Found)

Last Updated - 01/02/2026 Sort By:

Best Choice
HTS

New
HTS 35pcs Tire Valve Core Remover 4 in 1 Tire Valve Repair Kit Boiler Repair Kit Including 30pcs Valve Cores for Boiler
Versatile Functionality: This 4-in-1 kit is designed for versatile use, suitable for repairing tire valve cores in vario

£15.99
HTS

New
HTS 35pcs Tire Valve Core Remover 4 in 1 Tire Valve Repair Kit Boiler Repair Kit Including 30pcs Valve Cores for Boiler
Versatile Functionality: This 4-in-1 kit is designed for versatile use, suitable for repairing tire valve cores in vario

£15.99
New
Straight & Bent Flexible Valve Extensions For Expansion Vessel 2000801859
Fans: Fan coils and motors failing due to boiler overheating will not be covered under warranty. DIRECT SALE. Once we ha

£8.97
HTS

New
HTS Boiler Flexible Valve Extensions Straight & Bent Flexible Valve Extensions for Expansion Vessel 450999
Versatile Design: Includes both straight and bent extensions, providing adaptable solutions for different installation n

£10.00
New
Heatrae Sadia Megaflo 8 Bar Pressure Expansion Relief Valve 95605893 One Piece
8 Bar Pressure Expansion Relief Valve With Built-in Check Valve 95605893. Direct Deposit. PICK UP OPTION. Compatible wit

£36.47
Best Value
Generic

New
Ariston Kit A 406801 2 Litre Expansion Vessel & Non-Return Valve Elbi Alternative

£28.99
HTS

New
HTS - Worcester Greenstar Expansion Vessel & Pressure Relief Valve (PRV) 87161055450 87161064310
Perfect Compatibility: Designed specifically for Worcester Greenstar boilers, compatible with part numbers 87161055450 (

£64.99
New
Heatrae Sadia Megaflo 8 Bar Pressure Expansion Relief Valve 95605893 One Piece (
8 Bar Pressure Expansion Relief Valve With Built-in Check Valve 95605893. Direct Deposit. PICK UP OPTION. Compatible wit

£36.47
Generic

New
Expansion Vessel Replacement for Vaillant 181051 Bundle with Pressure Relief Valve 178985
Bundle containing Expansion Vessel 181051 and Pressure Relief Valve 178985

£60.97
New
Danfoss 068Z3403 Therm.Expansion Valve TE 2 R404A/R507A
Danfoss 068Z3403 Therm.Expansion Valve TE 2 R404A/R507A

£63.10
Generic

Used
Expansion Vessel Replacement for Vaillant 181051 Bundle with Pressure Relief Valve 178985
Bundle containing Expansion Vessel 181051 and Pressure Relief Valve 178985

£36.40
Heatrae Sadia

New
Heatrae Sadia Megaflo / Megaflow 8 Bar Expansion Relief Valve 95605893
Heatrae Sadia Megaflo / Megaflow 8 Bar Expansion Relief Valve 95605893

£32.99
New
Universal Boiler Expansion Vessel Service Kit with Core Valve Versatile Usage
Boiler Expansion Vessel Service Tool Kit with Core Valve.

£2.99
HTS

New
HTS - Universal Straight Flexible Valve Extension for Boiler Expansion Vessels
Universal Compatibility: Suitable for use with most boiler expansion vessels, making it a flexible solution for a wide r

£5.55
New
Heatrae Sadia Megaflo Cold Water Inlet Control Kit - 95605894 (6 Options)
Isolation Valve. Direct Deposit. See more.

£32.98
Arctic Hayes

New
Arctic Hayes 221004 Expansion Pressure Vessel Service Kit
A supplementary kit for pressure vessel

£15.76
New
Reliance 8 Bar Offset Nut Metal Expansion Pressure Relief Valve
Direct Deposit. PICK UP OPTION.

£36.74
New
Universal Straight & Bent Flexible Valve Extensions For All Expansion Vessels
DIRECT SALE. Fans: Fan coils and motors failing due to boiler overheating will not be covered under warranty. Once we ha

£8.97
New
Reliance - 6 Bar Offset Nut Metal Expansion Pressure Relief Valve 95607030
Direct Deposit. PICK UP OPTION.

£32.79
New
Heatrae Sadia Megaflo Combination Valves 95605869/95605021 - 3 Versions Availabl
Option 3 - Complete Combination with Pressure Relief Valve. 8 bar Pressure Relief Valve. Balance Take Off. PICK UP OPTIO

£31.89 £38.26
New
T-Bar Expansion Vessel Fixing Bar – Five Options
Five Options – T-Bar Expansion Vessel Fixing Bar. T-Bar Expansion Vessel Fixing Kit (Service Valve). T-Bar Expansion Ves

£32.97
New
Heatrae Sadia - Expansion Vessel, Check & Pressure Reducing Valve Kit A B C Alte
Heatrae Sadia Hotflo 10Ltr & 15Ltr. Heatrae Sadia Multipoint 10Ltr & 15Ltr. PICK UP OPTION. See more. Direct Deposit.

£67.00
New
Lockshield 15mm Angle Radiator Valve 15MM x 3/4" Nut
Easy install with heating radiator. Fine surface looking.

£7.98
Used
JAGUAR I-PACE X590 AIR CONDITIONING EXPANSION VALVES J9D36C584AA 2023
All the parts are tested either before or after removal from the vehicle. This part is used previously fitted second-han

£55.99 £69.99
Used
JAGUAR I-PACE Air Conditioning Expansion Valves 2017-2023 J9D38D304AA
I-PACE 2017 -2026 Mk1. 2018 JAGUAR I-PACE 0.0L Electric Misc. JAGUAR I-PACE Electric 0 Miles. Vehicles often undergo mod

£112.18

25 Expansion Valves deals are available from: Amazon, eBay stores, starting from £2.99.
The biggest discount we found is 10%% on HTS 35pcs Tire Valve Core Remover 4 in 1 Tire Valve Repair Kit Boiler Repair Kit Including 30pcs Valve Cores for Boiler Expansion Vessels/Cars/Motorcycles/Bikes/All Automotives at Amazon.
The lowest price we found is £2.99 while the highest is £112.18.
Prices for the best Expansion Valves deals average at £34.20.
Last updated on February 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Expansion Valves.