The Baxi 248018 O-Ring is a genuine Baxi replacement sealing component designed to create a secure, leak-resistant joint in compatible boiler systems. Made from durable, heat-resistant material, this O-ring ensures tight sealing between mating parts, helping to prevent water or gas leaks and maintain stable system pressure and performance. It is intended to be installed by a qualified heating engineer during servicing, maintenance, or when replacing worn or deteriorated seals.

Compatibility for the 248018 O-ring includes Baxi Combi, System, and Main Combi boiler models that utilise this specific O-ring design. Always check your boiler’s exact model and part requirements before installation to ensure correct fit and reliable performance.

Using a genuine Baxi O-ring helps support efficient and safe operation of your central heating and hot water system, contributes to consistent performance, and enhances the long-term reliability of your boiler installation.