Has been replaced in our new home, removing the tank also, due to space. Great condition overall. Perfect working order. An official description: The Worcester Greenstar 12RI Boiler is a high-quality storage tank water heater that is designed to efficiently heat water for use in various heating systems. As part of the Greenstar range by Worcester, this boiler is known for its energy-efficient performance and reliability. Perfect for homes looking to upgrade their heating system to a more modern and efficient. option, the Worchester Greenstar 12RI Boiler offers a solution that is both practical and environmentally friendly.