Sime Murelle Gas Valve – Refurbished | Part No. 6243823 (EV HE20/25/30/35)

A boiler that won't ignite, locks out on a gas fault, or runs inconsistently across the Sime Brava, Elite, Format, Meridian, EV HE, HE, or Murelle EV HE ranges is often down to a gas valve that's no longer regulating gas flow to the burner correctly. The Sime Murelle Gas Valve, Part No. 6243823 (EV HE20/HE25/HE30/HE35), is the genuine replacement that restores safe, efficient gas control across this wide range of compatible Sime models.

This is a professionally refurbished unit, durably constructed with precise control mechanisms to guarantee safety and longevity, giving you dependable performance at a fraction of the cost of a new valve.

Compatible Boiler Models

Tested Quality. Safe Operation. Backed by Warranty.

The gas valve controls the flow of gas to the burner, ensuring safe ignition and consistent boiler performance while helping prevent gas leaks or irregular heating. This refurbished 6243823 unit is supplied with a full 12-month warranty, making it a dependable, cost-effective alternative to a brand-new replacement.

Delivery & Returns

Same-day orders made before 3 PM are dispatched via Royal Mail, with most first-class deliveries arriving the next working day (not guaranteed). Returns are accepted within 30 days — please contact us before returning any item so we can process your refund efficiently.

Important Safety Note: Please confirm that part number 6243823 matches your existing unit before ordering. Gas valves must always be installed, tested, and commissioned by a Gas Safe registered engineer. A full gas-tightness test is required before the appliance is returned to service.

Stock Notice: Only 1 unit remains in stock at the source at time of writing — please verify current availability before publishing live or set up a low-stock alert.