Vaillant Ecotec Exclusive 832/838 Gas Valve – Tested | Part No. 0020110998

Boiler not igniting, flame failure, F28/F29 fault codes, or the boiler attempting to fire then stopping in a Vaillant Ecomax, Ecotec Exclusive, or Ecotec Plus boiler usually points to the gas section controlling fuel delivery to the burner. The Vaillant Gas Valve, Part No. 0020110998, is the genuine gas control assembly for the Ecotec Exclusive 832/838 and related models, restoring proper ignition and gas flow.

This is a fully tested unit, checked by experienced technicians before dispatch.

Compatible Boiler Models

Tested by Experienced Technicians. Backed by Warranty.

This 0020110998 gas section restores correct gas flow and combustion control, helping resolve ignition failure, flame failure, F28/F29 fault codes, and boilers that attempt to fire then stop. Supplied with a full 12-month warranty.

Delivery & Returns

Orders placed before 1:00 PM are dispatched the same working day, with standard delivery and a Saturday option available at checkout. Returns are accepted within 30 days under our standard return policy.

Important Safety Note: Please confirm that part number 0020110998 matches your existing unit before ordering. Gas valves must always be installed by a Gas Safe registered engineer, with a full gas-tightness test before the boiler is returned to service.