The Worcester Bosch 77161910790 Vertical Flue Kit is a precision-engineered flue extension designed to enable vertical flue installations from your boiler to roof level. Built to the exacting standards expected from Worcester Bosch components, this vertical flue kit ensures safe and compliant routing of combustion products when a horizontal flue isn’t suitable. It provides robust weather-resistant performance and reliable sealing at all connection points to protect against backflow, damp ingress and pressure loss.

Compatible with a wide range of Worcester Bosch wall-mounted boilers, the 77161910790 Vertical Flue Kit is ideal for use with Greenstar models where vertical flue termination is required. This includes popular boilers such as the Worcester Bosch Greenstar 30Si, 35CDi Compact and similar appliances that support vertical flue configurations, subject to confirmation against the boiler’s installation instructions and flue diameter requirements. Always verify compatibility with your specific boiler model and installation type before fitting to ensure correct performance and compliance with building regulations.

Designed for ease of installation, the vertical flue kit utilises factory-matched components that seamlessly connect with compatible Worcester Bosch flue collars and seals, maintaining system integrity and efficient flue gas evacuation. Whether you’re installing a new boiler or adapting an existing system, the Worcester Bosch 77161910790 Vertical Flue Kit delivers a dependable flue solution tailored to vertical termination needs. Choose this flue kit for safe, compliant, and efficient operation that aligns with Worcester Bosch quality standards.