The Baxi 242489 Combustion Box Door Seal is a genuine replacement gasket designed to provide an airtight seal around the combustion chamber door in compatible Baxi and Main boilers. This seal prevents the escape of flue gases and ensures the boiler maintains correct combustion conditions for safe and efficient operation.

A worn or damaged combustion box door seal can lead to flue gas leakage, poor combustion performance, increased noise, or boiler lockouts. Replacing it with this genuine Baxi component restores proper sealing and reliable boiler functionality.

Key Features

• Genuine Baxi combustion chamber door seal

• Ensures airtight sealing of the combustion box

• Helps prevent flue gas escape and combustion issues

• Supports safe and efficient boiler operation

• Direct-fit component for simple and accurate installation

Compatible With

This door seal is suitable for:

• Main HE

• Baxi Solo HE

• Baxi Barcelona

Please verify the part number (242489) with your boiler manual or existing component to ensure correct compatibility.