Alpha CB24 Boiler Diverter Valve – Refurbished | Part No. 3.012752

No hot water, heating staying on while a tap runs, or fluctuating water temperature in an Alpha CB, CD, or HE CB series boiler are classic signs of a failing diverter valve. The Alpha CB24 Boiler Diverter Valve, Part No. 3.012752, is the genuine refurbished replacement that restores correct water flow switching between your central heating and domestic hot water systems, bringing performance back to full working order.

This is a fully refurbished unit — each valve is cleaned, inspected, and tested to ensure smooth and reliable switching performance before dispatch.

Compatible Boiler Models

Cleaned, Inspected & Tested. Backed by Warranty.

This 3.012752 diverter valve delivers reliable performance and helps resolve common faults including no hot water, heating imbalance, and incorrect flow switching. Supplied with a full 12-month warranty.

Delivery & Returns

Order by 1:00 PM for same-day dispatch via Royal Mail or courier. Standard or next-day delivery available. Returns accepted within 30 days if unused and in original packaging.

Note: Please confirm that part number 3.012752 matches your existing unit before ordering. Installation must be carried out by a Gas Safe registered engineer.

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