ecoTEC high efficiency condensing boilers are all SEDBUK Band 'A' rated and use fuel more economically with a high performance stainless steel heat exchanger capturing otherwise wasted heat.

Each unit features an easy to use, advanced diagnostic display, which, combined with a single electronic circuit board, simplifies commissioning, servicing and operation. Best in class emissions within European standards are achieved with a fully modulating low NOx burner that automatically matches heat output to demand. Fully compatible with Vaillant's range of intelligent eBUS controls and with flue lengths up to 21m capableof covering most applications.