Vaillant EcoTEC Exclusive Green IQ 843 Combi Boiler

The Vaillant EcoTec Exclusive Green iQ 843 is the most powerful boiler manufactured by Vaillant, built with the power of green iQ technology. This boiler’s smart technology features provides excellence in performance and reliability. In addition to this, the Green iQ 843 has an efficiency rating of 94% and an ErP A-rating for heating and hot water, which could potentially help you to reduce your energy bills. This is helped by its extra-condense stainless steel heat exchanger.

The Vaillant EcoTec Exclusive Green iQ 843 has a central heating output of 36kW and hot water output of 43.3kW, making this combi gas boiler perfect for larger homes with up to 20 radiators and 2 bathrooms. However, if you feel that your home does not require this high of a demand for central heating or hot water, the Exclusive Green iQ 835 is available.

Combi boilers have become the most popular boiler type installed in smaller homes across the UK, this is because of their compact size, and because they don’t require additional cylinders or tanks.

Due to its combination of smart technology, great performance is guaranteed. This combi boiler is able to manage consumption and output keeping its components running at peak performance for longer, whilst providing a low maintenance solution and keeping your energy bills low.