The Worcester Bosch 87161066350 Inner Case/Mantel Seal is a genuine replacement sealing component designed to maintain proper insulation and prevent air and moisture ingress between the boiler’s inner case and outer mantel. Precision-engineered to Worcester Bosch’s quality standards, this inner case seal helps preserve correct airflow patterns, supports efficient combustion, and protects internal components from contaminants. It is intended for installation by a qualified heating engineer during servicing or when replacing a worn or damaged seal to maintain system integrity.

Compatibility for the 87161066350 Inner Case/Mantel Seal includes Worcester Bosch Ri and Greenstar boiler models that utilise this specific seal design. Always verify your boiler’s model and part specifications before installation to ensure correct fit and performance.

Using a genuine Worcester Bosch inner case/mantel seal helps support reliable boiler operation, enhances long-term performance, and contributes to the overall durability and efficiency of your heating system