Glowworm Ultracom 38 CXI Gas Valve – Refurbished | Part No. 0020018823

Unstable gas flow or combustion control issues in a Glowworm Ultracom 24HXI, 30HXI, 30CXI, or 38CXI boiler, or selected Xtramax HE models, are a common sign of a gas valve that's no longer regulating fuel delivery precisely. The Glowworm Ultracom 38 CXI Gas Valve, Part No. 0020018823, is the genuine replacement that ensures safe and consistent gas flow, restoring reliable heating performance.

This is a fully refurbished unit, cleaned, tested, and quality-checked to meet performance standards before dispatch.

Compatible Boiler Models

Refurbished & Quality-Checked. Backed by Warranty.

This 0020018823 valve restores stable gas flow and improves combustion control, with every unit strictly tested for pressure regulation and leak prevention. Supplied with a full 12-month warranty.

Delivery & Returns

Orders placed before 1:00 PM are dispatched the same day, with standard and next-day delivery options available. Returns are accepted within 30 days for unused items.

Important Safety Note: Please confirm that part number 0020018823 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.