Extend your Worcester Bosch storage tank water heater with these robust flue extensions, designed to fit seamlessly with your existing system. The 60/100mm flue kits, model number 7716191083, are compatible with both Gas and Petrol (NG) systems, ensuring a reliable and efficient connexion to your wall mounting location.Crafted with corrosion-resistant metal tank lining, these extensions boast longevity and are a perfect match for your Worcester Bosch boiler. The white colour ensures they blend seamlessly with your heating system. At less than 100 W power, these extensions maintain a steady and gentle heat, perfect for consistent water temperature.