Ideal Boiler Flue Manifold Replacement Part

This Ideal flue manifold 175576 replacement part designed to connect and seal the boiler’s flue system, helping direct combustion gases safely outside. Ideal for resolving common issues like flue joint leaks, damaged/cracked manifold connections, poor sealing, or fault codes caused by airflow/flue integrity problems.

Compatibility :

• Ideal I Mini: I Mini 24, I Mini 30
• Ideal I Mini C: I Mini C24, I Mini C30
• Ideal +C: +C24, +C30, +C35
• Ideal Independent C: Independent C24, Independent C30, Independent C35
• Ideal Independent Combi: Independent Combi 24, Independent Combi 30, Independent Combi 35
• Ideal System: System 15, System 18, System 24, System 30
• Ideal System IE: System 15 IE, System 18IE, System 24 IE, System 30 IE
• Ideal System S: System S 15, System S 18, System S 24, System S 30
• Ideal Combi ESP1: 24 Combi ESP1, 30 Combi ESP1, 35 Combi ESP1
• Ideal Combi C: Combi C 24, Combi C 30, Combi C 35
• Ideal Combi E: Combi E 24, Combi E 30, Combi E 35
• Ideal Combi ES: Combi ES 24, Combi ES 30, Combi ES 35
• Ideal Combi ESP: Combi ESP24, Combi ESP30, Combi ESP35
• Ideal Logic + Combi: Logic + Combi 24, Logic + Combi 30, Logic + Combi 35
• Ideal Logic + Combi C: Logic + Combi C24, Logic + Combi C30, Logic + Combi C35
• Ideal Logic + Combi2: Logic + Combi2 C24, Logic + Combi2 C30, Logic + Combi2 C35
• Ideal Logic + System: Logic + System 15, Logic + System 18, Logic + System 24, Logic + System 30
• Ideal Logic + System S: Logic + System S15, Logic + System S18, Logic + System S24, Logic + System S30
• Ideal Logic Combi: Logic Combi 24, Logic Combi 30, Logic Combi 35
• Ideal Logic Combi C IE: Logic Combi C24IE, Logic Combi C30IE, Logic Combi C35IE
• Ideal Logic Heat H IE: Logic Heat H12IE, Logic Heat H15IE, Logic Heat H18IE, Logic Heat H24IE, Logic Heat H30IE
• Ideal Logic System: Logic System 15, Logic System 18, Logic System 24, Logic System 30
• Ideal Logic System S IE: Logic System S15IE, Logic System S18IE, Logic System S24IE, Logic System S30IE
• Ideal Max Combi C: MAX Combi C C24, MAX Combi C C30, MAX Combi C C35
• Ideal Max System S: MAX System S 15, MAX System S 18, MAX System S 24, MAX System S 30
• Ideal Ultra + Combi: Ultra + Combi 30, Ultra + Combi 35
• Ideal Ultra + System: Ultra + System 15, Ultra + System 18, Ultra + System 24, Ultra + System 30
• Ideal Ultra Combi: Ultra Combi 30, Ultra Combi 35
• Ideal Ultra System: Ultra System 15, Ultra System 18, Ultra System 24, Ultra System 30
• Keston Combi: Keston C30 Combi, Keston C35 Combi
• Keston System: Keston System S 30

Important fitting advice

We recommend that all parts are fitted by a fully qualified Gas Safe registered engineer. If you need help confirming the right part, contact us our team has 10+ years of boiler spares knowledge and friendly chat support to help you quickly.

Delivery

At Boiler Spares Hub, we dispatch orders within 1 working day (Monday-Friday). Orders placed outside working days will be dispatched on the next working day. For delivery options available for this product, please add it to your basket or check our delivery options page.

Returns

We accept 30-day returns. Returns must be in an unopened, sealed box. If we find the item has been used or installation was attempted, we may refuse the return.

Frequently Asked Questions (FAQs)

1. What is 175576 Flue Manifold?
175576 is a flue manifold assembly that connects the boiler’s combustion outlet to the flue system, helping direct fumes safely outside.

2. What does a flue manifold do?
It provides a sealed connection for flue gases and air movement, supporting safe combustion and correct airflow through the boiler.

3. What problems can a faulty flue manifold cause?
Flue joint leaks, smell of fumes, staining/sooting around the connection, poor combustion, boiler shutdowns, or airflow/flue related fault codes.

4. When should I replace the flue manifold?
If it’s cracked, warped, damaged at the connection points, leaking at the joint, or whenever seals won’t seat correctly after removal.

5. Is the 175576 flue manifold the same for Ideal and Keston?
This part number is commonly listed across selected Ideal and Keston models, but always confirm by boiler model and part number before ordering.