The Worcester Bosch 87161165140 flue test point cap is a genuine OEM replacement accessory designed to seal and protect the flue test point on compatible Worcester Bosch boilers. Serving as a protective cover for the flue gas sampling port, this cap helps maintain the integrity of the flue system by preventing debris, moisture, and contaminants from entering while ensuring the test point remains accessible for combustion analysis and servicing checks. Manufactured to strict Worcester Bosch quality standards, it delivers reliable fit and long-lasting protection when replacing a worn or missing cap.

This flue test point cap is compatible with specific Worcester Bosch boiler models that specify part number 87161165140 for the flue gas sampling port. Because compatibility can vary by model, configuration, and flue design, it’s recommended to confirm suitability using your boiler’s exact model number and GC number before installation.

Key features of the Worcester Bosch 87161165140 flue test point cap include its genuine Worcester Bosch construction for assured quality and fit, purpose-designed sealing to protect the flue test point from contaminants, durable materials for dependable performance, and straightforward installation when fitted by a qualified heating engineer during routine servicing or maintenance.