Flues & Accessories

Genuine Vaillant 145850 Air Inlet Pipe replacement for compatible ecoMAX and VU/VUW boilers. Located around the fan section, the air inlet pipe supplies combustion air to support safe and efficient boiler operation.

Genuine Vaillant 147042 Turbo External Flue Rosette, made from rubber for use with 60/100 polypropylene condensing boiler flues. Designed to provide a neat, secure external finish around the flue penetration.

The Vaillant 20020008 Fan is a genuine replacement combustion fan for Vaillant ThermoCompact VU and TurboMax VUW fan‑assisted boilers. Designed to deliver reliable airflow for correct fuel combustion and safe exhaust extraction, this genuine boiler spare helps maintain system efficiency and performance in central heating and hot water systems.

Genuine Vaillant 147392 Cap for compatible ecoMAX and ecoTEC plus boiler flue systems. Designed for use with 80/125PP sliding sleeves and façade flue connections, helping provide a secure, sealed connection within the flue system.

The Vaillant 193593 Fan is a genuine replacement fan for ecoTEC VU, ecoTEC VUW and ecoTEC VUI condensing boilers. Engineered for reliable airflow and optimal combustion efficiency, this Vaillant branded spare ensures your central heating system runs smoothly and safely — ideal for maintenance, repair and boiler servicing in domestic UK heating installations.

The Vaillant 160949 Pump is a genuine replacement circulation pump designed for use in ecoMAX VU and ecoMAX VUW condensing boilers. It efficiently moves heated water around the central heating and domestic hot water system, helping maintain reliable performance and system balance for UK boiler servicing and repairs.

Genuine Vaillant 151017 Pressure Differential Valve and flow switch for compatible Vaillant boilers. Designed to detect water flow within the heating system and provide the boiler with the necessary flow signal for safe operation.

Genuine Vaillant 160108 Diaphragm Pump replacement for compatible older Vaillant boilers. Designed to support water circulation within the heating system and suitable for selected THERMOcompact, COMBIcompact, VC and VCW models.

The Vaillant 0020146732 Gas Section with Venturi is a genuine replacement part for ecoTEC VUW condensing boilers. Designed to regulate gas flow and optimise combustion performance, this Vaillant‑branded component ensures efficient operation and reliability in UK central heating and hot water systems.

Genuine Vaillant 160928 VP5 Grundfos Pump for compatible Vaillant boilers. This central heating circulation pump moves heated water through the closed heating system, supporting reliable central heating and domestic hot water operation.

The Vaillant 049345 Burner is a genuine replacement burner compatible with ecoMAX VU, ecoMAX VUW, ecoTEC VU and ecoTEC VUW condensing boilers. Engineered to deliver precise fuel combustion and reliable performance, this Vaillant‑branded spare supports efficient central heating and hot water operation in UK domestic heating systems.

The Vaillant Gas Section Assembly 20035222 is a genuine boiler replacement component designed to control gas regulation and flow in compatible Vaillant condensing boilers. Ideal for maintenance and repair of central heating systems, this authentic spare supports safe combustion performance and long‑lasting reliability for UK heating installations.

Genuine Vaillant 178965 Support Bracket for compatible ecoTEC Plus, ecoTEC Pro and ecoTEC Exclusive boilers. This boiler support forms part of the hydraulic connection assembly, helping secure and connect key internal components.

The Vaillant 053561 Gas Section is a genuine replacement gas valve suitable for THERMOcompact VU, TURBOmax VUW, and aquaPLUS VUI fan-assisted boilers. Designed to ensure precise gas flow and safe combustion, this Vaillant spare supports efficient performance and reliable operation of UK central heating and hot water systems.

Genuine Vaillant 178969 Packing Ring, supplied as a pack of 10. These black sealing rings are used within compatible Vaillant boiler hydraulic and hydroblock connections to create secure, leak-resistant joints between components and pipework. Compatible with a wide range of ecoTEC, ecoFIT Pure and Vaillant boilers.

Genuine Vaillant 178973 Heat Exchanger replacement for compatible ecoTEC Plus boiler variants. Designed to transfer heat efficiently within the boiler, helping restore reliable central heating and domestic hot water performance.

The Vaillant 0010028086 Printed Circuit Board (PCB) is a genuine replacement part for ecoTEC VU, ecoTEC VUW, ecoTEC VUI condensing boilers and select Guernsey/Jersey models. This essential Vaillant spare ensures reliable electronic control, optimising boiler performance and efficiency for UK central heating and hot water systems.

The Vaillant 0020132764 Printed Circuit Board (PCB) is a genuine replacement for ecoTEC VU, ecoTEC VUW, and ecoTEC VUI condensing boilers. This essential Vaillant spare ensures reliable electronic control, optimising boiler performance, efficiency, and safe operation in UK central heating and hot water systems.

Genuine Vaillant 178985 3 Bar Pressure Relief Valve for compatible Vaillant boilers. Designed to release excess system pressure and protect the heating appliance from pressure build-up. Suitable for a wide range of ecoTEC, ecoFIT Pure and other Vaillant boiler models.

The Vaillant 103429 Negative Temperature Coefficient (NTC) Sensor is a genuine replacement for Vaillant ecoTEC and ecoMAX condensing boilers. This essential sensor monitors water temperature to ensure safe, efficient operation and optimal performance of central heating and hot water systems in UK homes.