Baxi Combi Instant 3 Way Diverter Valve Assembly – Refurbished | Part No. 248727

No hot water, heating staying on when a tap is opened, or inconsistent system performance in a Baxi Combi Instant 80E, Combi Instant 105E, or compatible Potterton Performa boiler are the most common symptoms of a failing 3-way valve assembly. The Baxi 248727 3 Way Diverter Valve Assembly (GC No. E68-184) is the genuine refurbished replacement that restores correct water routing between the central heating and domestic hot water circuits, bringing reliable boiler performance back.

This is a professionally refurbished valve assembly, professionally restored to deliver reliable performance at a lower cost than a brand-new replacement part.

Compatible Boiler Models

Also compatible with selected Main boiler models using part number 248727.

Professionally Refurbished. Direct Replacement. Backed by Warranty.

This 248727 3-way valve assembly resolves no-hot-water faults, heating staying on during hot water demand, and inconsistent system performance in the compatible Baxi and Potterton range. Supplied with a full 12-month warranty.

Delivery & Returns

Orders placed before 1:00 PM (Mon–Fri) are dispatched the same working day, with standard, next-day, and Saturday delivery options available. Returns accepted within 30 days if unused and in original condition.

Note: Please confirm that part number 248727 matches your existing unit before ordering. Installation must be carried out by a Gas Safe registered engineer.

Stock Notice: Only 2 units remain in stock at the source at time of writing — please verify availability before publishing live or set up a low-stock alert.