The Vaillant 20111000 is a genuine OEM gas section assembly designed for use within compatible Vaillant Ecomax and ecoTEC VU system boilers. This component manages and distributes gas safely and efficiently to the burner, ensuring correct combustion, stable flame control, and reliable boiler performance.

A failing or damaged gas section can lead to ignition problems, irregular burner operation, reduced efficiency, or boiler lockouts. Replacing it with this genuine Vaillant part restores safe, accurate gas delivery and helps maintain long-term system reliability.

Key Features:

• Genuine Vaillant gas section assembly

• Ensures correct gas distribution to the burner

• Supports safe ignition and stable combustion

• Manufactured to Vaillant’s strict OEM quality and safety standards

• Helps resolve ignition faults, irregular flame issues & performance drops

• Durable construction for long-term reliability

• Direct-fit replacement for professional installation

Compatibility

The Vaillant 20111000 Gas Section is compatible with:

• Vaillant Ecomax VU system boilers

• Vaillant ecoTEC VU system boilers

• Any Vaillant model listing 20111000 in its official parts documentation

Engineers should always confirm compatibility by checking the boiler’s service manual or parts list.