Name: Vaillant 509143 connection piece
Brand: Vaillant
SKU: P501423
Price: 52.58 GBP
Availability: InStock

Parts and Spares

Domestic Boiler Parts

Vaillant Boiler Parts

A replacement Vaillant isolation valve compatible with the diverter valve of ecoTEC VU (condensing) boilers.  A directional water device in combi boilers, a diverter valve directs hot water into a heating system or a hot water system. This feature means that combis are able to provide both heating and hot water without the need for a storage cylinder.  We carry over 300 of the most in demand parts in-branch and stock over 25,000 spare parts available for next-day timed delivery.

Vaillant 509143 connection piece

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Looking for a Vaillant Isolation Valve 509143? Order from Wolseley today - free delivery or click and collect available nationwide.

Vaillant 509143 connection piece | Wolseley

This Vaillant brand gas valve is a replacement part suitable for use in the gas assembly of domestic boilers. The gas valve is employed in the distribution of gas. When gas is required in the burner the printed circuit board ...

This Vaillant brand gas valve is a replacement

Vaillant 0020255754 gas isolation valve

A replacement valve for Vaillant ecoTEC VUW (condensing) boilers. We know you’re busy and need to get repair jobs done quickly and efficiently. Your local parts specialist is always on hand to support you. They offer help, advice and they ...

A replacement valve for Vaillant ecoTEC VUW (condensing)

Vaillant 0020041891 valve

A Vaillant connecting piece supplied with clips, O-rings and screws for use in the heat exchanger of THERMOcompact VU (fan-assisted), TURBOmax VUW (fan-assisted) and aquaPLUS VUI (fan-assisted) boilers. The heat exchanger transfers heat from a boiler's burner to water. A ...

A Vaillant connecting piece supplied with clips, O-rings

Vaillant 509143 connection piece

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