Enquiries
Carriage Options
Contact Us
Frequently Asked Questions
Parts Enquiry
Order Progress
Returns
Offers
Pumps
Chemicals
Cooker Hoses
Magnaclean Filters
Hive Controls
Arctic Hayes
ESI Controls
BritTherm Pumps
ONYX Products
Expansion Vessel
Google Products
Salus Controls
Engineer
Service kits
Xpanda Foam Sealing Tape
Engineers Consumables
Engineers Tools
Powerflushing
Find an Engineer
More Products
Cylinders
Cylinder Spares
Shower Spares
Electrical Spares
Toilet Spares
Underfloor Heating Spares
Taps
Info
Boiler Manuals
Free shipping
on orders over £100
Over 20,000
genuine spare parts in stock
Order before 4pm for
next day delivery
Contact us 24/7
for advice & information
Filter Search
Manufacturer
Select Manufacturer
{{Manufacturer.Name}}
Appliance
Select Appliance
{{Appliance.Name}}
Category
All Categories
{{Category.Name}}
Clear
Filter Search results: {{fsResults.length}} parts found
Assisted Search results: {{asResultsCount}} parts found
{{product.ProductName}}
From: {{product.ProductManufacturer}}
{{product.ProductSKU}}
£{{calcRealPrice(product.ProductManufacturerDiscount, product.ProductPrice)}}
(£{{(calcRealPrice(product.ProductManufacturerDiscount, product.ProductPrice) * VAT).toFixed(2)}} inc. VAT)
Nothing found.
Assisted Search for "
{{asQuery}}
": {{asResultsCount}} parts found
, showing first {{asResults.length}}
{{product.ProductName}}
From: {{product.ProductManufacturer}}
{{product.ProductSKU}}
£{{calcRealPrice(product.ProductManufacturerDiscount, product.ProductPrice)}}
(£{{(calcRealPrice(product.ProductManufacturerDiscount, product.ProductPrice) * VAT).toFixed(2)}} inc. VAT)
Load More
Nothing found.
{{detailProduct.ProductName}}
{{detailProduct.ProductName}}
Our Code
{{detailProduct.ProductSKU}}
Part Number
{{detailProduct.ProductVirtualManufacturerSKU}}
Manufacturer
{{detailProduct.ProductManufacturer}}
Price:
£{{calcRealPrice(detailProduct.ProductManufacturerDiscount, detailProduct.ProductPrice)}}
(£{{(calcRealPrice(detailProduct.ProductManufacturerDiscount, detailProduct.ProductPrice) * VAT).toFixed(2)}} inc. VAT)
Available to ship now
On back order
Details
Quantity
Add to Cart
Notification
×
Manufacturer: VAILLANT
Back to appliances
Appliance:
144 products found
Actuator - diverter valve
From: Vaillant
VAI140429
£63.53
(£76.24 inc. VAT)
Adaptor piece
From: Vaillant
VAI147759
£11.26
(£13.51 inc. VAT)
Aqua-sensor
From: Vaillant
VAI194819
£94.42
(£113.30 inc. VAT)
Automatic bypass valve 1.7m
From: Vaillant
VAI150242
£24.14
(£28.97 inc. VAT)
Automatic bypass valve 2.5m
From: Vaillant
VAI150240
£16.36
(£19.63 inc. VAT)
Automatic bypass valve 3.5m
From: Vaillant
VAI150243
£33.97
(£40.76 inc. VAT)
Automatic de-aerator
From: Vaillant
VAI061707
£21.96
(£26.35 inc. VAT)
Back panel
From: Vaillant
VAI136882
£23.65
(£28.38 inc. VAT)
Badge
From: Vaillant
VAI118096
£8.46
(£10.15 inc. VAT)
Bow (PK10)
From: Vaillant
VAI154194
£10.54
(£12.65 inc. VAT)
Burner chamber group
From: Vaillant
VAI031500
£83.45
(£100.14 inc. VAT)
Burner chamber group
From: Vaillant
VAI031501
£83.45
(£100.14 inc. VAT)
Burner support 24kW B
From: Vaillant
VAI126755
£50.18
(£60.21 inc. VAT)
Burner support 24kW H
From: Vaillant
VAI126752
£52.16
(£62.59 inc. VAT)
Burner support 28kW B
From: Vaillant
VAI126756
£50.18
(£60.21 inc. VAT)
Burner support 28kW H
From: Vaillant
VAI126753
£48.85
(£58.62 inc. VAT)
Buttons green, kit of 3
From: Vaillant
VAI114286
£19.53
(£23.44 inc. VAT)
Buttons grey, kit of 3
From: Vaillant
VAI114288
£12.62
(£15.14 inc. VAT)
Cap flue gas
From: Vaillant
VAI077793
£26.30
(£31.56 inc. VAT)
Cap flue gas
From: Vaillant
VAI077794
£48.73
(£58.48 inc. VAT)
Case
From: Vaillant
VAI067314
£192.37
(£230.84 inc. VAT)
Clip (PK10)
From: Vaillant
VAI219620
£7.81
(£9.37 inc. VAT)
Clip (PK10)
From: Vaillant
VAI219619
£8.46
(£10.15 inc. VAT)
Clip (PK10)
From: Vaillant
VAI0020029605
£13.22
(£15.86 inc. VAT)
Clip (PK4)
From: Vaillant
VAI290811
£7.83
(£9.40 inc. VAT)
Clip (PK5)
From: Vaillant
VAI219629
£11.82
(£14.18 inc. VAT)
Clip (PK5)
From: Vaillant
VAI0020107694
£7.81
(£9.37 inc. VAT)
Combustion chamber
From: Vaillant
VAI117546
£113.93
(£136.72 inc. VAT)
Combustion chamber
From: Vaillant
VAI117545
£113.93
(£136.72 inc. VAT)
Connecting piece
From: Vaillant
VAI019392
£93.17
(£111.80 inc. VAT)
Connecting tube
From: Vaillant
VAI019388
£29.16
(£34.99 inc. VAT)
Connecting tube
From: Vaillant
VAI019377
£29.08
(£34.90 inc. VAT)
Connecting tube
From: Vaillant
VAI019390
£27.43
(£32.92 inc. VAT)
Connecting tube
From: Vaillant
VAI019389
£29.16
(£34.99 inc. VAT)
Connecting tube
From: Vaillant
VAI019381
£29.08
(£34.90 inc. VAT)
Connecting tube
From: Vaillant
VAI023223
£29.08
(£34.90 inc. VAT)
Connecting tube
From: Vaillant
VAI104602
£18.51
(£22.21 inc. VAT)
Connecting tube
From: Vaillant
VAI019391
£27.43
(£32.92 inc. VAT)
Connecting tube
From: Vaillant
VAI019372
£17.35
(£20.82 inc. VAT)
Connecting tube
From: Vaillant
VAI081447
£19.91
(£23.89 inc. VAT)
Connecting tube
From: Vaillant
VAI019383
£29.08
(£34.90 inc. VAT)
Connecting tube
From: Vaillant
VAI114193
£27.43
(£32.92 inc. VAT)
Connecting tube
From: Vaillant
VAI019379
£29.08
(£34.90 inc. VAT)
Connecting tube with NTC-sensor
From: Vaillant
VAI023222
£18.51
(£22.21 inc. VAT)
Connecting tube with NTC-sensor
From: Vaillant
VAI104597
£38.12
(£45.74 inc. VAT)
Connection cable
From: Vaillant
VAI090915
£15.58
(£18.70 inc. VAT)
Connection cable
From: Vaillant
VAI114192
£15.14
(£18.17 inc. VAT)
Connection piece
From: Vaillant
VAI022756
£42.38
(£50.86 inc. VAT)
Connection tube fill-in device
From: Vaillant
VAI019376
£27.43
(£32.92 inc. VAT)
Connection tube fill-in device
From: Vaillant
VAI092005
£42.38
(£50.86 inc. VAT)
Conversion set H (SIT)
From: Vaillant
VAI222369
£41.80
(£50.16 inc. VAT)
Conversion set P/B (SIT)
From: Vaillant
VAI201991
£182.19
(£218.62 inc. VAT)
Cover combustion chamber
From: Vaillant
VAI078910
£76.74
(£92.09 inc. VAT)
Cover control slot, grey
From: Vaillant
VAI0020130491
£7.40
(£8.88 inc. VAT)
Cover display (grey)
From: Vaillant
VAI077978
£12.26
(£14.71 inc. VAT)
Cover rear exit
From: Vaillant
VAI0020132684
£148.15
(£177.78 inc. VAT)
Cover, casing (sheet metal)
From: Vaillant
VAI078954
£57.85
(£69.42 inc. VAT)
Covering plate
From: Vaillant
VAI077958
£31.01
(£37.21 inc. VAT)
Covering plate
From: Vaillant
VAI208495
£7.83
(£9.40 inc. VAT)
Diverter valve Turbomax plus
From: Vaillant
VAI252457
£154.91
(£185.89 inc. VAT)
Electrode
From: Vaillant
VAI090724
£33.23
(£39.88 inc. VAT)
Expansion vessel 10 ltr.
From: Vaillant
VAI181057
£133.10
(£159.72 inc. VAT)
Expansion vessel 6 ltr.
From: Vaillant
VAI181061
£126.01
(£151.21 inc. VAT)
Fan
From: Vaillant
VAI190215
£231.25
(£277.50 inc. VAT)
Fan proving switch
From: Vaillant
VAI0020018138
£61.05
(£73.26 inc. VAT)
Filling valve without non-return valve
From: Vaillant
VAI014675
£31.30
(£37.56 inc. VAT)
Filter
From: Vaillant
VAI074514
£7.40
(£8.88 inc. VAT)
Front cover (grey)
From: Vaillant
VAI136894
£104.89
(£125.87 inc. VAT)
Fuse 1.25A T (PK10)
From: Vaillant
VAI251961
£7.40
(£8.88 inc. VAT)
Fuse 2,0 A T2H (PK10) REPLACES 251955
From: Vaillant
VAI0020067507
£7.56
(£9.07 inc. VAT)
Gas section H-gas
From: Vaillant
VAI053462
£179.77
(£215.72 inc. VAT)
Gas section H-gas Honeywell
From: Vaillant
VAI053473
£205.04
(£246.05 inc. VAT)
Gas section P/B-gas
From: Vaillant
VAI053463
£170.52
(£204.62 inc. VAT)
Gas section P/B-gas
From: Vaillant
VAI053499
£153.90
(£184.68 inc. VAT)
Gas shut-off valve
From: Vaillant
VAI082782
£40.21
(£48.25 inc. VAT)
Gas tube VUW
From: Vaillant
VAI123420
£27.43
(£32.92 inc. VAT)
Gasket
From: Vaillant
VAI980603
£6.26
(£7.52 inc. VAT)
Gasket kit
From: Vaillant
VAI981048
£10.54
(£12.65 inc. VAT)
Grommet
From: Vaillant
VAI980765
£7.02
(£8.42 inc. VAT)
Handle for drain cock
From: Vaillant
VAI125151
£7.81
(£9.37 inc. VAT)
Hanging bracket
From: Vaillant
VAI098919
£8.80
(£10.56 inc. VAT)
Hanging bracket (assembly kit)
From: Vaillant
VAI091417
£18.51
(£22.21 inc. VAT)
Heat exchanger (102 fins)
From: Vaillant
VAI064714
£317.97
(£381.56 inc. VAT)
Heat exchanger (104 fins)
From: Vaillant
VAI104596
£277.56
(£333.07 inc. VAT)
Heat exchanger dhw (12 plates)
From: Vaillant
VAI065088
£198.91
(£238.69 inc. VAT)
Hose
From: Vaillant
VAI084139
£7.40
(£8.88 inc. VAT)
Impeller from aqua sensor
From: Vaillant
VAI0020029604
£20.22
(£24.26 inc. VAT)
Insulation (set)
From: Vaillant
VAI0020082194
£40.21
(£48.25 inc. VAT)
Insulation (set)
From: Vaillant
VAI0020082192
£40.21
(£48.25 inc. VAT)
Lens head screw M4x10 (PK10)
From: Vaillant
VAI105901
£23.65
(£28.38 inc. VAT)
Limiter 8.1l/min
From: Vaillant
VAI012975
£7.40
(£8.88 inc. VAT)
Limiter 9.4l/min
From: Vaillant
VAI012976
£7.40
(£8.88 inc. VAT)
Lock
From: Vaillant
VAI088734
£24.68
(£29.62 inc. VAT)
Non-return valve
From: Vaillant
VAI014737
£11.84
(£14.21 inc. VAT)
Non-return valve
From: Vaillant
VAI014676
£21.33
(£25.60 inc. VAT)
O-ring
From: Vaillant
VAI982319
£6.76
(£8.11 inc. VAT)
O-ring (PK10)
From: Vaillant
VAI981151
£8.73
(£10.48 inc. VAT)
O-ring (PK10)
From: Vaillant
VAI981163
£7.81
(£9.37 inc. VAT)
O-ring (PK10)
From: Vaillant
VAI981165
£7.43
(£8.92 inc. VAT)
O-ring (PK10)
From: Vaillant
VAI981154
£7.43
(£8.92 inc. VAT)
O-ring (PK10)
From: Vaillant
VAI981155
£7.04
(£8.45 inc. VAT)
Overpressure valve
From: Vaillant
VAI014692
£13.93
(£16.72 inc. VAT)
Pan head screw (M 5x12)
From: Vaillant
VAI118937
£6.76
(£8.11 inc. VAT)
Pitot tubes (venturie) with caps
From: Vaillant
VAI094282
£29.96
(£35.95 inc. VAT)
Plug (compl.)
From: Vaillant
VAI139471
£7.40
(£8.88 inc. VAT)
Plug (set)
From: Vaillant
VAI139472
£7.81
(£9.37 inc. VAT)
Pressure gauge
From: Vaillant
VAI101271
£42.32
(£50.78 inc. VAT)
Pressure relief valve Turbomax Plus / Pro
From: Vaillant
VAI190732
£49.44
(£59.33 inc. VAT)
Pressure sensor
From: Vaillant
VAI712087
£25.43
(£30.52 inc. VAT)
Printed circuit board WAS 130806
From: Vaillant
VAI0020034604
£286.68
(£344.02 inc. VAT)
Printed circuit with display (grey)
From: Vaillant
VAI130807
£55.23
(£66.28 inc. VAT)
Pump VP5 was 160928 HIGH EFFICENCY (PLEASE ORDER CABLE FOR CONVERSION PART CODE 0010032769)
From: Vaillant
VAI0010030634
£248.20
(£297.84 inc. VAT)
Reducing ring F/F0/F1/F2
From: Vaillant
VAI194166
£9.23
(£11.08 inc. VAT)
Rubber funnel
From: Vaillant
VAI210981
£7.40
(£8.88 inc. VAT)
Screw (PK10)
From: Vaillant
VAI0020107695
£7.40
(£8.88 inc. VAT)
Screw - pan head (M 6x28,5)
From: Vaillant
VAI118951
£6.48
(£7.77 inc. VAT)
Seal
From: Vaillant
VAI980766
£6.26
(£7.52 inc. VAT)
Sealing ring (PK10)
From: Vaillant
VAI981142
£9.58
(£11.50 inc. VAT)
Sealing ring (PK10)
From: Vaillant
VAI981152
£7.81
(£9.37 inc. VAT)
Sealing ring (PK10)
From: Vaillant
VAI981146
£7.43
(£8.92 inc. VAT)
Sealing ring (PK10)
From: Vaillant
VAI981149
£8.84
(£10.61 inc. VAT)
Sealing ring 3/4 (PK10)
From: Vaillant
VAI981140
£7.83
(£9.40 inc. VAT)
Sealing ring silicone (DN 60)
From: Vaillant
VAI981178
£9.52
(£11.42 inc. VAT)
Securing fastener (PK10)
From: Vaillant
VAI132925
£12.64
(£15.17 inc. VAT)
Sensor
From: Vaillant
VAI711933
£24.95
(£29.94 inc. VAT)
Sensor (storage temperature)
From: Vaillant
VAI253583
£29.08
(£34.90 inc. VAT)
Sensor - NTC
From: Vaillant
VAI252805
£25.20
(£30.24 inc. VAT)
Service cock left right
From: Vaillant
VAI135752
£63.55
(£76.26 inc. VAT)
Sleeve
From: Vaillant
VAI083384
£18.51
(£22.21 inc. VAT)
Spring (PK2)
From: Vaillant
VAI188742
£18.51
(£22.21 inc. VAT)
Spring clamp (PK10)
From: Vaillant
VAI219621
£10.54
(£12.65 inc. VAT)
Spring clamp (PK10)
From: Vaillant
VAI219622
£10.54
(£12.65 inc. VAT)
Spring clamp (PK10)
From: Vaillant
VAI219623
£10.54
(£12.65 inc. VAT)
Support
From: Vaillant
VAI0020107709
£7.40
(£8.88 inc. VAT)
Tapping screw (ST 6,3x 9,5) DIN 7981
From: Vaillant
VAI235753
£6.30
(£7.56 inc. VAT)
Test nipple
From: Vaillant
VAI133627
£7.40
(£8.88 inc. VAT)
Throttle jet 2 x 3.50
From: Vaillant
VAI049750
£9.97
(£11.96 inc. VAT)
Throttle jet 2 x 4.00
From: Vaillant
VAI049752
£7.40
(£8.88 inc. VAT)
Transformer
From: Vaillant
VAI287450
£33.33
(£40.00 inc. VAT)
Tube
From: Vaillant
VAI123423
£26.51
(£31.81 inc. VAT)
Tube, flexible
From: Vaillant
VAI095610
£19.53
(£23.44 inc. VAT)
Valve
From: Vaillant
VAI014714
£65.15
(£78.18 inc. VAT)
Warm water connection
From: Vaillant
VAI081162
£29.08
(£34.90 inc. VAT)
Wiring harness
From: Vaillant
VAI256097
£73.27
(£87.92 inc. VAT)
Note: If you can't find what you're looking for please fill out our
Parts Enquiry