Vaillant ecoFIT sustain range of system boilers offers an excellent size to output ratio giving great comfort whilst ensuring a small footprint. It has top and rear flue options for maximum siting flexibility, with compact, cupboard fit dimensions, low lift weight, and all the performance that your customers demand. It's compatible with the full range of Vaillant's flue and control ranges.

• Exclusively designed for the specification market and do not attract any rewards, credits, cash, guarantee, or incentive points if registered on Vaillant Advance
• Lightweight, compact, cupboard fit solution - Small boiler footprint, offering flexibility of siting
• Top and rear flue options - gives complete flexibility of boiler positioning in wide variety of properties, with 10m (60/100) and 25m (80/125) flue lengths for maximum siting freedom
• Compatible with Vaillant’s intelligent range of controls - For the most convenient and energy efficient system, saving on energy bills
• High-specification aluminium heat exchanger - Designed to last longer, be easily maintained, and give reduced energy bills
• Clear LED display - Offers visibility in dimly lit areas for easier installation and use, with familiar Vaillant diagnostic display
• High quality components - Offering peace of mind for the lifetime of the product
• Easy installation and maintenance - layout allows all components to be accessed from the boiler front
• Patented 4 sided cooling - Reduces stress on all components to minimise the cost of maintenance over the life of the product