Boilers and Boilers Spares

Boilers and Boilers Spares — Baxi, EHS, Glowworm, Grant, Heatline, Heatrae Sadia, Ideal Heating, Keston, Vaillant, Viessmann, Worcester Bosch. Energy-efficient, durable boilers and OEM spares for residential and commercial use. Compact condensing, combi and system options, plus thermostats, pumps, valves and controls for easy installation and reliable performance. Meets UK safety standards and comes with trusted brand warranties. Free local delivery available. Browse the Boilers and Boilers Spares collection and order online today.

Sort by

Compare

View as

Compare

Vaillant ecoFIT Sustain 630 System Boiler 30kW - 0010025273

Vaillant

£1,221.57

£1,221.57 - £1,221.57

£1,221.57

£1,083.67

£1,083.67 - £1,083.67

£1,083.67

The Vaillant ecoFIT Sustain 630 System Boiler is a robust and efficient heating solution, designed to meet the demands of modern homes. With a powe...

View full details

£1,221.57

£1,221.57 - £1,221.57

£1,221.57

£1,083.67

£1,083.67 - £1,083.67

£1,083.67

Save 11%

Compare

Vaillant Standard Flue Horizontal Terminal Kit DN 60/100 PP 0020219517

Vaillant

£162.23

£162.23 - £162.23

£162.23

£129.78

£129.78 - £129.78

£129.78

In stock

Vaillant Standard Flue Horizontal Terminal Kit DN 60/100 PP 0020219517 Product Overview: The Vaillant Standard Flue Horizontal Terminal Kit DN ...

View full details

£162.23

£162.23 - £162.23

£162.23

£129.78

£129.78 - £129.78

£129.78

Save 20%

Compare

Vaillant Mechanical Time Clock TimeSwitch150 plug in timer for the Ecotec Plus range

Vaillant

£86.11

£86.11 - £86.11

£86.11

£68.89

£68.89 - £68.89

£68.89

In stock

Vaillant Mechanical Time Clock TimeSwitch The Vaillant Mechanical Time Clock TimeSwitch150 is a reliable and user-friendly device designed for ...

View full details

£86.11

£86.11 - £86.11

£86.11

£68.89

£68.89 - £68.89

£68.89

Save 20%

Compare

Vaillant Filter, 22mm Boiler Protection Kit

Vaillant

£248.24

£248.24 - £248.24

£248.24

£198.59

£198.59 - £198.59

£198.59

In stock

Vaillant Filter, 22mm Boiler Protection Kit The Vaillant Filter, 22mm Boiler Protection Kit is designed to provide robust filtration for your b...

View full details

£248.24

£248.24 - £248.24

£248.24

£198.59

£198.59 - £198.59

£198.59

Save 20%

Compare

Vaillant Pitched Roof Flashing 25-45° 8000037498 (LEAD FREE) REPLACES 303980

Vaillant

£51.46 - £51.46

£51.46

£71.84

£71.84 - £71.84

£71.84

In stock

Vaillant Pitched Roof Flashing 25-45° 303980 Overview The Vaillant Pitched Roof Flashing 25-45° 303980 is an essential roofing accessory design...

View full details

£51.46 - £51.46

£51.46

£71.84

£71.84 - £71.84

£71.84

Compare

Vaillant 4.0m DN 60/100 PP Flue Extension – Durable Polypropylene Vent Pipe for Boilers

Vaillant

£271.09

£271.09 - £271.09

£271.09

£216.87

£216.87 - £216.87

£216.87

In stock

Vaillant 4.0m DN 60/100 PP Flue Extension – Durable Polypropylene Vent Pipe for Boilers The Vaillant 4.0m DN 60/100 PP Flue Extension is design...

View full details

£271.09

£271.09 - £271.09

£271.09

£216.87

£216.87 - £216.87

£216.87

Save 20%

Compare

Vaillant Standard Flue Horizontal Telescopic Terminal Kit DN 60/100 PP0020219518

Vaillant

£179.36

£179.36 - £179.36

£179.36

£143.49

£143.49 - £143.49

£143.49

In stock

Vaillant Standard Flue Horizontal Telescopic Terminal Kit DN 60/100 PP 0020219518 Overview The Vaillant Standard Flue Horizontal Telescopic Ter...

View full details

£179.36

£179.36 - £179.36

£179.36

£143.49

£143.49 - £143.49

£143.49

Save 20%

Compare

Vaillant ecoTEC Sustain 24kW Combi Boiler – Efficient Heating Solution

Vaillant

£1,153.53

£1,153.53 - £1,153.53

£1,153.53

£1,008.99

£1,008.99 - £1,008.99

£1,008.99

In stock

Vaillant ecoTEC Sustain 24kW Combi Boiler The Vaillant ecoTEC Sustain 24kW Combi Boiler is designed for efficient heating and hot water supply in r...

View full details

£1,153.53

£1,153.53 - £1,153.53

£1,153.53

£1,008.99

£1,008.99 - £1,008.99

£1,008.99

Save 13%

Compare

Vaillant ecoTEC Plus 836 36kW Combi Boiler – Natural Gas

Vaillant

£2,248.33

£2,248.33 - £2,248.33

£2,248.33

£1,954.01

£1,954.01 - £1,954.01

£1,954.01

In stock

Vaillant ecoTEC Plus 836 Combi Boiler 36kW – High Efficiency Heating Solution The Vaillant ecoTEC Plus 836 Combi Boiler 36kW is engineered to provi...

View full details

£2,248.33

£2,248.33 - £2,248.33

£2,248.33

£1,954.01

£1,954.01 - £1,954.01

£1,954.01

Save 13%

Compare

Vaillant Standard Flue Extension - 2.0 m DN 60/100 PP - 303905

Vaillant

£147.78

£147.78 - £147.78

£147.78

£118.22

£118.22 - £118.22

£118.22

In stock

The Vaillant Standard Flue Extension is an essential component for extending the flue system of various Vaillant gas and oil boilers. This model me...

View full details

£147.78

£147.78 - £147.78

£147.78

£118.22

£118.22 - £118.22

£118.22

Save 20%

Compare

Vaillant ecoTEC Plus 832 Combi Boiler 32kW – Efficient Heating Solution

Vaillant

£2,029.78

£2,029.78 - £2,029.78

£2,029.78

£1,851.75

£1,851.75 - £1,851.75

£1,851.75

Vaillant New ecoTEC plus 832 Combi Boiler Only – Powerful, Efficient, and Smart-Home Ready The Vaillant ecoTEC plus 832 is a high-performance combi...

View full details

£2,029.78

£2,029.78 - £2,029.78

£2,029.78

£1,851.75

£1,851.75 - £1,851.75

£1,851.75

Save 9%

Compare

Vaillant ecoTEC exclusive 627 with Green iQ 27kw System Boiler Only 0010017063 - Getplumb

Vaillant ecoTEC Plus 940 40kW Combi Boiler 0010036114

Vaillant

£2,845.15

£2,845.15 - £2,845.15

£2,845.15

£2,594.18

£2,594.18 - £2,594.18

£2,594.18

Vaillant ecoTEC Plus 940 40kW Combi Boiler – 0010036114 The Vaillant ecoTEC Plus 940 is a high-quality 40 kW combination boiler designed for except...

View full details

£2,845.15

£2,845.15 - £2,845.15

£2,845.15

£2,594.18

£2,594.18 - £2,594.18

£2,594.18

Save 9%

Compare

Vaillant Upward Piping Kit 0020237907

Vaillant

£75.41 - £75.41

£75.41

£88.27

£88.27 - £88.27

£88.27

In stock

Vaillant Upward Piping Kit 0020237907 Overview The Vaillant Upward Piping Kit 0020237907 is designed to facilitate the installation of heating ...

View full details

£75.41 - £75.41

£75.41

£88.27

£88.27 - £88.27

£88.27

Compare

Vaillant ecoFIT Sustain 825 Gas Combi Boiler – 25kW - Getplumb

Vaillant ecoFIT sustain 618 18kw System Boiler Only 0010025272

Vaillant

£1,169.41

£1,169.41 - £1,169.41

£1,169.41

£1,037.65

£1,037.65 - £1,037.65

£1,037.65

In stock

The Vaillant ecoFIT Sustain 618 System Boiler (0010025272) is a cost-effective, high-efficiency heating solution designed specifically for builders...

View full details

£1,169.41

£1,169.41 - £1,169.41

£1,169.41

£1,037.65

£1,037.65 - £1,037.65

£1,037.65

Save 11%

Compare

Vaillant ecoTEC Sustain 34kW Combi Boiler – 0010019982

Vaillant

£1,504.31

£1,504.31 - £1,504.31

£1,504.31

£1,318.91

£1,318.91 - £1,318.91

£1,318.91

In stock

Vaillant ecoTEC Sustain 34kW Combi Boiler – 0010019982 The Vaillant ecoTEC Sustain is a powerful 34 kW combination boiler designed for efficient he...

View full details

£1,504.31

£1,504.31 - £1,504.31

£1,504.31

£1,318.91

£1,318.91 - £1,318.91

£1,318.91

Save 12%

Compare

Vaillant ecoFIT Sustain 835 Combi Boiler – Efficient Heating Solution

Vaillant

£1,790.62

£1,790.62 - £1,790.62

£1,790.62

£1,494.65

£1,494.65 - £1,494.65

£1,494.65

Vaillant ecoFIT sustain 835 35kW Combi Boiler Only – High Performance Meets Compact Design The Vaillant ecoFIT sustain 835 is a powerful and effici...

View full details

£1,790.62

£1,790.62 - £1,790.62

£1,790.62

£1,494.65

£1,494.65 - £1,494.65

£1,494.65

Save 17%

Compare

Vaillant ecoFIT Sustain 418 Open Vent Heat Only Boiler 18kW Natural Gas

Vaillant

£1,153.53

£1,153.53 - £1,153.53

£1,153.53

£1,009.00

£1,009.00 - £1,009.00

£1,009.00

The Vaillant ecoFIT Sustain 418 Open Vent Boiler is designed for efficient and reliable heating in domestic applications, providing quality perform...

View full details

£1,153.53

£1,153.53 - £1,153.53

£1,153.53

£1,009.00

£1,009.00 - £1,009.00

£1,009.00

Save 13%

Compare

Vaillant ecoFIT Sustain 430 Heat Only Boiler 30kW 0010025276

Vaillant

£1,275.25

£1,275.25 - £1,275.25

£1,275.25

£1,116.85

£1,116.85 - £1,116.85

£1,116.85

The Vaillant ecoFIT Sustain 430 Heat Only Boiler (MPN 0010025276) is designed for efficient, reliable home heating. With a 30 kW output and compact...

View full details

£1,275.25

£1,275.25 - £1,275.25

£1,275.25

£1,116.85

£1,116.85 - £1,116.85

£1,116.85

Save 12%

Compare

Vaillant Standard Horizontal Terminal 60/100 PP

Vaillant

£188.85

£188.85 - £188.85

£188.85

£157.38

£157.38 - £157.38

£157.38

£188.85

£188.85 - £188.85

£188.85

£157.38

£157.38 - £157.38

£157.38

Save 17%

Compare

Vaillant ecoTEC Plus 1006 VU GB 1006/5-5 Boiler

Vaillant

£0.00 - £0.00

£0.00

£4,545.43

£4,545.43 - £4,545.43

£4,545.43

Vaillant ecoTEC Plus 1006 VU GB 1006/5-5 Boiler Overview The Vaillant ecoTEC Plus 1006 VU GB 1006/5-5 Boiler is a high-efficiency wall-mounted ...

View full details

£0.00 - £0.00

£0.00

£4,545.43

£4,545.43 - £4,545.43

£4,545.43

Compare

Vaillant ecoFIT Pure 835 Combi Boiler with Vertical Roof Terminal & Filter – Efficient Heating Solution

Vaillant

£0.00 - £0.00

£0.00

£1,806.20

£1,806.20 - £1,806.20

£1,806.20

Vaillant ecoFIT Pure 835 Combi Boiler with Vertical Roof Terminal & Filter The Vaillant ecoFIT Pure 835 Combi Boiler is a modern heating so...

View full details

£0.00 - £0.00

£0.00

£1,806.20

£1,806.20 - £1,806.20

£1,806.20

Compare

Vaillant Commercial Facade Flue System Adjustable Extension 0020042755

Vaillant

£108.68

£108.68 - £108.68

£108.68

£86.94

£86.94 - £86.94

£86.94

In stock

Vaillant Commercial Facade Flue System Adjustable Extension 0020042755 The Vaillant Commercial Facade Flue System Adjustable Extension 0020042755 i...

View full details

£108.68

£108.68 - £108.68

£108.68

£86.94

£86.94 - £86.94

£86.94

Save 20%

Compare

Vaillant Boiler Adapter DN80/125 PP 303926

Vaillant

£65.73

£65.73 - £65.73

£65.73

£52.58

£52.58 - £52.58

£52.58

In stock

Vaillant Boiler Adapter DN80/125 PP 303926 Overview The Vaillant Boiler Adapter DN80/125 PP 303926 is a crucial component designed to facilitat...

View full details

£65.73

£65.73 - £65.73

£65.73

£52.58

£52.58 - £52.58

£52.58

Save 20%

Compare

Vaillant ecoFIT Sustain 825 Gas Combi Boiler – 25kW

Vaillant

£1,363.70

£1,363.70 - £1,363.70

£1,363.70

£1,194.71

£1,194.71 - £1,194.71

£1,194.71

In stock

Vaillant ecoFIT Sustain 825 Gas Combi Boiler The Vaillant ecoFIT Sustain 825 is a highly efficient gas combi boiler designed for domestic use, prov...

View full details

£1,363.70

£1,363.70 - £1,363.70

£1,363.70

£1,194.71

£1,194.71 - £1,194.71

£1,194.71

Save 12%

Boilers and Boilers Spares

Filters

Vaillant ecoFIT Sustain 630 System Boiler 30kW - 0010025273

Vaillant Standard Flue Horizontal Terminal Kit DN 60/100 PP 0020219517

Vaillant Mechanical Time Clock TimeSwitch150 plug in timer for the Ecotec Plus range

Vaillant Filter, 22mm Boiler Protection Kit

Vaillant Pitched Roof Flashing 25-45° 8000037498 (LEAD FREE) REPLACES 303980

Vaillant 4.0m DN 60/100 PP Flue Extension – Durable Polypropylene Vent Pipe for Boilers

Vaillant Standard Flue Horizontal Telescopic Terminal Kit DN 60/100 PP0020219518

Vaillant ecoTEC Sustain 24kW Combi Boiler – Efficient Heating Solution

Vaillant ecoTEC Plus 836 36kW Combi Boiler – Natural Gas

Vaillant Standard Flue Extension - 2.0 m DN 60/100 PP - 303905

Vaillant ecoTEC Plus 832 Combi Boiler 32kW – Efficient Heating Solution

Vaillant ecoTEC Plus 940 40kW Combi Boiler 0010036114

Vaillant Upward Piping Kit 0020237907

Vaillant ecoFIT sustain 618 18kw System Boiler Only 0010025272

Vaillant ecoTEC Sustain 34kW Combi Boiler – 0010019982

Vaillant ecoFIT Sustain 835 Combi Boiler – Efficient Heating Solution

Vaillant ecoFIT Sustain 418 Open Vent Heat Only Boiler 18kW Natural Gas

Vaillant ecoFIT Sustain 430 Heat Only Boiler 30kW 0010025276

Vaillant Standard Horizontal Terminal 60/100 PP

Vaillant ecoTEC Plus 1006 VU GB 1006/5-5 Boiler

Vaillant ecoFIT Pure 835 Combi Boiler with Vertical Roof Terminal & Filter – Efficient Heating Solution

Vaillant Commercial Facade Flue System Adjustable Extension 0020042755

Vaillant Boiler Adapter DN80/125 PP 303926

Vaillant ecoFIT Sustain 825 Gas Combi Boiler – 25kW

Added to your cart:

Compare products

Let customers speak for us