Ideal Mini C24 Flow Group Kit – Refurbished | Part No. 172509

Poor water circulation, inconsistent heating output, or erratic hot water delivery in an Ideal Mini C24, C28, or Mini HE/S series boiler can be caused by a failing flow group. This hydraulic assembly manages water circulation and distribution inside the boiler — when it deteriorates, the system can no longer maintain steady heating performance or reliable hot water supply. The Ideal Mini C24 Flow Group Kit (Part No. 172509) is the professionally refurbished direct replacement, restoring correct hydraulic operation across the Mini C24, C28, HE C28, S24, and S28 range.

This refurbished flow group has been cleaned, inspected, and fully tested to confirm dependable performance before dispatch. Only 2 units currently in stock. Supplied with a full 12-month warranty.

Compatible Boiler Models

What Does the Flow Group Do?

The flow group controls the movement and distribution of water inside your boiler, ensuring steady circulation between the heating and hot water circuits. A worn or blocked flow group is a common cause of heating instability, reduced hot water pressure, or inconsistent temperature control. Replacing it with this refurbished 172509 unit restores correct hydraulic operation and extends the working life of your heating system.

Fully Refurbished. Tested. 12-Month Warranty.

Every refurbished flow group we supply is cleaned, inspected, and tested by our engineering team to confirm dependable operation before dispatch. This 172509 unit is an affordable and environmentally responsible repair solution for Ideal Mini series boilers. Supplied with a full 12-month warranty.

Delivery & Returns

Orders placed before 1:00 PM (Mon–Fri) are dispatched the same working day. Standard and next-day delivery available at checkout. Returns accepted within 30 days in original unused condition. Always use a Gas Safe registered engineer for safe and correct installation.

Note: Please confirm that part number 172509 matches your existing flow group and check your boiler's GC number before ordering. Only 2 units currently in stock.