The German based Vaillant group is the second largest heating company in Europe. For the UK market Vaillant group produce, distribute and service Vaillant, Glowworm and Heatline boilers.
The Valliant brand offers consumers four ranges of Combination Boiler. The Ecotec exclusive, Ecotec plus 937, Ecotec plus 8 series and for smaller properties there is the Ecotec Pro 24 & 28. Each of the above models is offered in a choice of output's (kW) suitable for most UK domestic properties. The EcoTec Pro is the entry level range available in 24kW & 28kW models mostly installed in smaller properties with one bathroom.
The award winning Vaillant 831 has many energy saving components such as modulating pump and an intelligent gas valve with a 6:1 ratio gas valve. For families in larger properties with a higher hot water requirement the 37kW ecoTEC plus 837 can deliver 16 litres a minute, whilst the 937 can deliver colossal 19 litres per minute.