This Worcester 7716191133 flue extension is a high-quality product designed to fit your boiler perfectly. It is a short flue extension that measures 60/100mm in diameter and 220mm in length. The product is ideal for those who want to extend their flue pipe without compromising on quality and functionality. The extension is made of durable materials and is compatible with Worcester boilers that use NG (Natural Gas) as a power source. It is also suitable for standard water heaters with a short profile. The white colour of the extension makes it easy to install and maintain. Buy this flue extension today and enjoy a warm and comfortable living space.