Closed 25 May (Bank Holiday). Back Tue 26 May. Next Day orders placed Thursday cut-off (Boilers 12pm / Parts 2pm) → delivered Friday 22 May. All other orders processed Tue 26 May.

Menu

Customer Support ✔
Use our WhatsApp Chat: +44 7888 677 250
If it shows here, we’ve got it ✔
Use the search box to find part numbers 🔍
Great discounts ✔
on selected lines and bulk orders
Customer Support ✔
Use our WhatsApp Chat: +44 7888 677 250
If it shows here, we’ve got it ✔
Use the search box to find part numbers 🔍
Great discounts ✔
on selected lines and bulk orders
Home  /  Parts by Boiler Brand  /  Vaillant Gas Boiler

Vaillant Gas Boiler

Sort By

72 Products
Sort
VSE.100 VAILLANT Ecomax EcoTec Plus Pro Gasket Seal 0020025929 0020038679 Glowworm 801635 0020018812
VSE.100 VAILLANT Ecomax EcoTec Plus Pro Gasket Seal 0020025929 0020038679 Glowworm 801635 0020018812
£11.00
£13.20 (inc. VAT)
VTQ.200 Vaillant Flexible Tube Complete 080387 180946
VTQ.200 Vaillant Flexible Tube Complete 080387 180946
£5.00
£6.00 (inc. VAT)
DV.321 Diverter Valve compatible with Vaillant Turbomax Plus 25-2457 252457 0020073799
DV.321 Diverter Valve compatible with Vaillant Turbomax Plus 25-2457 252457 0020073799
£45.00
£54.00 (inc. VAT)
DV.322 Diverter Valve Actuator Motor Compatible with Vaillant 140429
DV.322 Diverter Valve Actuator Motor Compatible with Vaillant 140429
£12.00
£14.40 (inc. VAT)
DV.323 Diverter Valve Body compatible with Vaillant Turbomax Plus 25-2457 252457
DV.323 Diverter Valve Body compatible with Vaillant Turbomax Plus 25-2457 252457
£21.00
£25.20 (inc. VAT)
DV.324 Vaillant Ecotec Pro Plus diverter motor 178978 0020020015 0020132682 0020014168 0020132683
DV.324 Vaillant Ecotec Pro Plus diverter motor 178978 0020020015 0020132682 0020014168 0020132683
£14.00
£16.80 (inc. VAT)
DV.325 Vaillant Ecotec Plus Range 178978 Glowworm Ultracom 0020132682 0020014168 0020132683
DV.325 Vaillant Ecotec Plus Range 178978 Glowworm Ultracom 0020132682 0020014168 0020132683
£150.00
£180.00 (inc. VAT)
DV.325P Vaillant Ecotec Plus 178978 Glowworm Ultracom 0020132682 0020014168 0020132683 0020020015
DV.325P Vaillant Ecotec Plus 178978 Glowworm Ultracom 0020132682 0020014168 0020132683 0020020015
£95.00
£114.00 (inc. VAT)
DV.326C Vaillant Ecotec Plus Pro Plastic 0020020015 0020014168 Compatible
DV.326C Vaillant Ecotec Plus Pro Plastic 0020020015 0020014168 Compatible
£50.00
£60.00 (inc. VAT)
DV.420 Stuffing Box compatible with Vaillant 012156
DV.420 Stuffing Box compatible with Vaillant 012156
£1.16
£1.39 (inc. VAT)
£5.08
AP.510 Original HUBA 102/90 PA Compatible with Vaillant 0020018138
AP.510 Original HUBA 102/90 PA Compatible with Vaillant 0020018138
£8.51
£10.21 (inc. VAT)
AV.235 Original Caleffi Air Vent Head Biasi Vaillant Ideal</br>104521 BI1212107 0020014161 S1024500
AV.235 Original Caleffi Air Vent Head Biasi Vaillant Ideal
104521 BI1212107 0020014161 S1024500
£5.50
£6.60 (inc. VAT)
EV.402 Vaillant Turbomax Plus VUW 181061 18-1061
EV.402 Vaillant Turbomax Plus VUW 181061 18-1061
£25.00
£30.00 (inc. VAT)
EV.450 Vaillant Ecotec Expansion Vessel 181051 0020144607 Heatline Monza 0020126680 0020097328
EV.450 Vaillant Ecotec Expansion Vessel 181051 0020144607 Heatline Monza 0020126680 0020097328
£27.00
£32.40 (inc. VAT)
EV.458 VAILLANT ECOFIT PURE SUSTAIN EXPANSION VESSEL 0020237676
EV.458 VAILLANT ECOFIT PURE SUSTAIN EXPANSION VESSEL 0020237676
£28.00
£33.60 (inc. VAT)
EV.500 Vaillant 1 Litre Expansion Zilmet 181081
EV.500 Vaillant 1 Litre Expansion Zilmet 181081
£42.00
£50.40 (inc. VAT)
FA.150 Fan Assembly Compatible with Vaillant Combicompact Thermocompact 190122 190119
FA.150 Fan Assembly Compatible with Vaillant Combicompact Thermocompact 190122 190119
£55.00
£66.00 (inc. VAT)
FA.151 Fan Assembly Compatible with Vaillant Turbomax Plus Pro Thermocompact 190215 19-0215
FA.151 Fan Assembly Compatible with Vaillant Turbomax Plus Pro Thermocompact 190215 19-0215
£39.90
£47.88 (inc. VAT)
FA.154 Fan Assembly Compatible with Vaillant Turbomax VUW 190162 19-0162
FA.154 Fan Assembly Compatible with Vaillant Turbomax VUW 190162 19-0162
£60.00
£72.00 (inc. VAT)
FS.050 VAILLANT TURBOMAX PLUS 824 824/2 828 828/2 827 E AQUA SENSOR 194819 194830
FS.050 VAILLANT TURBOMAX PLUS 824 824/2 828 828/2 827 E AQUA SENSOR 194819 194830
£52.66
£63.19 (inc. VAT)
FS.100 VAILLANT ECOTEC FLOW SENSOR 178988 0020014174 Glowworm 2000801910 801910
FS.100 VAILLANT ECOTEC FLOW SENSOR 178988 0020014174 Glowworm 2000801910 801910
£22.21
£26.65 (inc. VAT)
FS.100C COMPATIBLE VAILLANT ECOTEC FLOW SENSOR 178988 0020014174 Glowworm 2000801910 801910
FS.100C COMPATIBLE VAILLANT ECOTEC FLOW SENSOR 178988 0020014174 Glowworm 2000801910 801910
£15.00
£18.00 (inc. VAT)
FS.105 VAILLANT TURBOMAX VUW GB 242 282/1E FLOW SWITCH 151041
FS.105 VAILLANT TURBOMAX VUW GB 242 282/1E FLOW SWITCH 151041
£30.00
£36.00 (inc. VAT)
FS.108 VAILLANT AQUAPLUS VUI 362-7 AQUA SENSOR IMPELLER 0020029604 194829 194819
FS.108 VAILLANT AQUAPLUS VUI 362-7 AQUA SENSOR IMPELLER 0020029604 194829 194819
£12.00
£14.40 (inc. VAT)
FT.170 Vaillant Inlet Valve for filling loop 0020010295 0020026413 Ecotec Plus 824 831 837 937
FT.170 Vaillant Inlet Valve for filling loop 0020010295 0020026413 Ecotec Plus 824 831 837 937
£31.39
£37.67 (inc. VAT)
FT.200 VAILLANT ECOTEC SERVICE COCK VALVE 0020010291 GLOWWORM 0020026411
FT.200 VAILLANT ECOTEC SERVICE COCK VALVE 0020010291 GLOWWORM 0020026411
£32.00
£38.40 (inc. VAT)
HE.110 Heat Exchanger Compatible with Vaillant Turbomax 06-4946 064946
HE.110 Heat Exchanger Compatible with Vaillant Turbomax 06-4946 064946
£50.00
£60.00 (inc. VAT)
HE.112 Heat Exchanger Compatible with Vaillant VC VCW (3 Pipes) 06-5034 065034 Compatible
HE.112 Heat Exchanger Compatible with Vaillant VC VCW (3 Pipes) 06-5034 065034 Compatible
£65.00
£78.00 (inc. VAT)
HE.113 Heat Exchanger Compatible with Vaillant Turbomax VUW 06-4950 064950 Compatible
HE.113 Heat Exchanger Compatible with Vaillant Turbomax VUW 06-4950 064950 Compatible
£65.00
£78.00 (inc. VAT)
HE.410 Original Alfa Laval as used by Vaillant Turbomax Plus 06-5088 06-5028 065088 065028
HE.410 Original Alfa Laval as used by Vaillant Turbomax Plus 06-5088 06-5028 065088 065028
£33.29
£39.95 (inc. VAT)
HE.419 Original Alfa Laval as used by Vaillant 30KW 065133 06-5133 065153 06-5153 Compatible
HE.419 Original Alfa Laval as used by Vaillant 30KW 065133 06-5133 065153 06-5153 Compatible
£47.00
£56.40 (inc. VAT)
HE.420 Original Alfa Laval as used by Vaillant Turbomax Plus 06-5131 065131 06-5107 065107 065123
HE.420 Original Alfa Laval as used by Vaillant Turbomax Plus 06-5131 065131 06-5107 065107 065123
£35.00
£42.00 (inc. VAT)
HE.421 Heat Exchanger Compatible with Vaillant 06-5131 065131 06-5107 065107 065123 Compatible
HE.421 Heat Exchanger Compatible with Vaillant 06-5131 065131 06-5107 065107 065123 Compatible
£20.00
£24.00 (inc. VAT)
HE.422 VAILLANT ECOTEC ECOMAX EXCLUSIVE 065132 06-5132 065124
HE.422 VAILLANT ECOTEC ECOMAX EXCLUSIVE 065132 06-5132 065124
£80.00
£96.00 (inc. VAT)
HE.424 Heat Exchanger Compatible with Vaillant 12 PLates Glowworm Flexicom Ultracom 0020211942
HE.424 Heat Exchanger Compatible with Vaillant 12 PLates Glowworm Flexicom Ultracom 0020211942
£29.61
£35.53 (inc. VAT)
HE.425 Vaillant Ecotec 0020020018 002003857 178971 178973 GLOWWORM ULTRACOM 0020014403 0020038572
HE.425 Vaillant Ecotec 0020020018 002003857 178971 178973 GLOWWORM ULTRACOM 0020014403 0020038572
£42.00
£50.40 (inc. VAT)
HE.425C Vaillant Ecotec 0020020018 002003857 178971 178973 GLOWWORM ULTRACOM 0020014403 0020038572
HE.425C Vaillant Ecotec 0020020018 002003857 178971 178973 GLOWWORM ULTRACOM 0020014403 0020038572
£25.00
£30.00 (inc. VAT)
HE.426 Heat Exchanger Compatible with Vaillant Ecotec Plus 837 937 0020025041
HE.426 Heat Exchanger Compatible with Vaillant Ecotec Plus 837 937 0020025041
£50.00
£60.00 (inc. VAT)
HW.595 VK4115M 2021 2054B Vaillant Turbomax Plus 05-3473 053369 053473 05-3369
HW.595 VK4115M 2021 2054B Vaillant Turbomax Plus 05-3473 053369 053473 05-3369
£109.90
£131.88 (inc. VAT)
HW.600 VK8115V 1036 253500 compatible with Vaillant Ecotec 0020110995 0020110996 053337 0020110999
HW.600 VK8115V 1036 253500 compatible with Vaillant Ecotec 0020110995 0020110996 053337 0020110999
£60.00
£72.00 (inc. VAT)
HW.601 Vaillant Ecotec Plus 824 831 2012 onwards VK8515MR 4522U 0020148381 0020148382 0020148383
HW.601 Vaillant Ecotec Plus 824 831 2012 onwards VK8515MR 4522U 0020148381 0020148382 0020148383
£80.00
£96.00 (inc. VAT)
IE.600 Vaillant Ecotec Plus Pro Unistor IGNITION / MONITORING ELECTRODE 090709 09-0709 09-0750
IE.600 Vaillant Ecotec Plus Pro Unistor IGNITION / MONITORING ELECTRODE 090709 09-0709 09-0750
£19.84
£23.81 (inc. VAT)
LW.325 Low Water Sensor Vaillant ECOTEC Water Pressure Sensor 0020059717 0020047118 Original
LW.325 Low Water Sensor Vaillant ECOTEC Water Pressure Sensor 0020059717 0020047118 Original
£13.00
£15.60 (inc. VAT)
LW.326 Vaillant ECOTEC Water Pressure Sensor 0020059717 0020079644 WAS 0020014190 0020047118 Compatible
LW.326 Vaillant ECOTEC Water Pressure Sensor 0020059717 0020079644 WAS 0020014190 0020047118 Compatible
£9.00
£10.80 (inc. VAT)
MB.610 Diaphragm Compatible with Vaillant 01-0334 010334 010375 010312
MB.610 Diaphragm Compatible with Vaillant 01-0334 010334 010375 010312
£1.05
£1.26 (inc. VAT)
MB.620 Diaphragm Compatible with Vaillant 01-0318 010318
MB.620 Diaphragm Compatible with Vaillant 01-0318 010318
£1.05
£1.26 (inc. VAT)
MB.630 Diaphragm Compatible with Vaillant 01-0337 010337
MB.630 Diaphragm Compatible with Vaillant 01-0337 010337
£1.05
£1.26 (inc. VAT)
MB.640 Diaphragm Compatible with Vaillant Turbomax 01-0345 010345 010365 01-0365 010357 01-0357
MB.640 Diaphragm Compatible with Vaillant Turbomax 01-0345 010345 010365 01-0365 010357 01-0357
£1.05
£1.26 (inc. VAT)
PC.294 Vaillant Ecotec Plus Pro 0020132764 0020028060 0020132764 0020052093 0020107811
PC.294 Vaillant Ecotec Plus Pro 0020132764 0020028060 0020132764 0020052093 0020107811
£250.00
£300.00 (inc. VAT)
PU.790C G-Pump Force Head With Wire 178983 / 193534 Compatible with Vaillant Ecotec
PU.790C G-Pump Force Head With Wire 178983 / 193534 Compatible with Vaillant Ecotec
£40.00
£48.00 (inc. VAT)
PU.815 VAILLANT ECO TEC PRO 24 & 28 ERP 2015 MODEL BOILER PUMP HEAD ONLY 0020221616 (BUY PU.V)
PU.815 VAILLANT ECO TEC PRO 24 & 28 ERP 2015 MODEL BOILER PUMP HEAD ONLY 0020221616 (BUY PU.V)
£100.00
£120.00 (inc. VAT)
PU.V Compatible cable for Grundfos UPM Pump Cable fits Vaillant 0020221616
PU.V Compatible cable for Grundfos UPM Pump Cable fits Vaillant 0020221616
£2.50
£3.00 (inc. VAT)
PU.X Compatible cable for Grundfos Pump Cable fits Vaillant 178983 / 193534
PU.X Compatible cable for Grundfos Pump Cable fits Vaillant 178983 / 193534
£30.00
£36.00 (inc. VAT)
RK.100 Repair Kit 178978 0020132682 0020132683 0020020015 Compatible with Vaillant Ecotec Glowworm
RK.100 Repair Kit 178978 0020132682 0020132683 0020020015 Compatible with Vaillant Ecotec Glowworm
£21.00
£25.20 (inc. VAT)
RK.110 Honeywell Spring Assembly compatible with </br>Ideal 174200 Worcester 87161051320 241361
RK.110 Honeywell Spring Assembly compatible with
Ideal 174200 Worcester 87161051320 241361
£13.00
£15.60 (inc. VAT)
RKC.310 Compatible Repair Kit compatible with Vaillant 140352 011289 020689
RKC.310 Compatible Repair Kit compatible with Vaillant 140352 011289 020689
£7.35
£8.82 (inc. VAT)
SV.160 Pressure Relief Valve Compatible with Vaillant Elm LeBlanc 190721 87167621440 190717
SV.160 Pressure Relief Valve Compatible with Vaillant Elm LeBlanc 190721 87167621440 190717
£8.40
£10.08 (inc. VAT)
SV.170 Pressure Relief Valve Compatible with Vaillant Aquaplus Turbomax Thermocompact 190732 19-0732
SV.170 Pressure Relief Valve Compatible with Vaillant Aquaplus Turbomax Thermocompact 190732 19-0732
£5.00
£6.00 (inc. VAT)
SV.180 Pressure Relief Valve Vaillant Ecotec Plus Ideal Glowworm 178985 801904 0020014173 2000801904 175413
SV.180 Pressure Relief Valve Vaillant Ecotec Plus Ideal Glowworm 178985 801904 0020014173 2000801904 175413
£5.80
£6.96 (inc. VAT)
TS.115 Thermistor Compatible with Vaillant 25-2805 252805
TS.115 Thermistor Compatible with Vaillant 25-2805 252805
£2.78
£3.34 (inc. VAT)
TS.500 VAILLANT ECO TEC PLUS 824 831 837 & 937 NTC SENSOR (DHW OUTLET PIPE) 103429 10-3429
TS.500 VAILLANT ECO TEC PLUS 824 831 837 & 937 NTC SENSOR (DHW OUTLET PIPE) 103429 10-3429
£8.93
£10.72 (inc. VAT)
TS.502 VAILLANT ECOTEC PRO PLUS EXCLUSIVE FLOW RETURN SENSOR 193592 19-3592 0020020781 S5739800
TS.502 VAILLANT ECOTEC PRO PLUS EXCLUSIVE FLOW RETURN SENSOR 193592 19-3592 0020020781 S5739800
£12.00
£14.40 (inc. VAT)
Vaillant Turbomax VUW 242, 282 COMPATIBLE PUMP HEAD 161111
Vaillant Turbomax VUW 242, 282 COMPATIBLE PUMP HEAD 161111
£45.00
£54.00 (inc. VAT)
VCK.100 VAILLANT ECOTEC PLUS PRO CONTROL KNOBS (3 PCS) 0020074963 117319
VCK.100 VAILLANT ECOTEC PLUS PRO CONTROL KNOBS (3 PCS) 0020074963 117319
£6.00
£7.20 (inc. VAT)
VCK.125 Vaillant Control Knob Set of 3 0020048969 Control Knob Grey Dials
VCK.125 Vaillant Control Knob Set of 3 0020048969 Control Knob Grey Dials
£9.90
£11.88 (inc. VAT)
VCK.200 VAILLANT ECOTEC Service Valve Handle (Set of 2) 0020010292
VCK.200 VAILLANT ECOTEC Service Valve Handle (Set of 2) 0020010292
£6.50
£7.80 (inc. VAT)
VFL.100 Vaillant Ecotec Plus Pro Filter 179030
VFL.100 Vaillant Ecotec Plus Pro Filter 179030
£9.90
£11.88 (inc. VAT)
VK.200 VAILLANT TURBOMAX PLUS VUW 824 824/2 828 828/2 E FILLING VALVE HANDLE KEY 125151
VK.200 VAILLANT TURBOMAX PLUS VUW 824 824/2 828 828/2 E FILLING VALVE HANDLE KEY 125151
£9.90
£11.88 (inc. VAT)
VL.325 Vaillant Ecotec - Connection Tube 0020068958 Compatible
VL.325 Vaillant Ecotec - Connection Tube 0020068958 Compatible
£10.00
£12.00 (inc. VAT)
VL.325S VAILLANT ECOTEC F75 KIT 0020023721 with wire kit (Compatible) & Low water sensor (Original)
VL.325S VAILLANT ECOTEC F75 KIT 0020023721 with wire kit (Compatible) & Low water sensor (Original)
£25.00
£30.00 (inc. VAT)
VL.326 VAILLANT ECOTEC CONNEC.PIPE HEAT EX.TO PIPE 0020068956 0020068957 180947 Compatible
VL.326 VAILLANT ECOTEC CONNEC.PIPE HEAT EX.TO PIPE 0020068956 0020068957 180947 Compatible
£10.00
£12.00 (inc. VAT)
XW.168 Vaillant Ecotec Expansion Vessel Washer 181051
XW.168 Vaillant Ecotec Expansion Vessel Washer 181051
£0.95
£1.14 (inc. VAT)