Vaillant boilers
Vaillant is a German manufacturer with a strong UK domestic presence. The ecoTEC family, plus, exclusive and the budget ecoFit pure, covers most home sizes in combi, system and regular formats, and the range was refreshed in the mid-2020s.
ecoTEC plus
The Vaillant ecoTEC plus is the brand's core range, available as combi, system and regular across a wide band of outputs.
View reference →ecoFit pure
The Vaillant ecoFit pure is the brand's more affordable range, aimed at straightforward combi and system replacements.
View reference →ecoTEC exclusive
The Vaillant ecoTEC exclusive is the brand's premium range, featuring higher-end controls and hot-water performance.
View reference →Finding Vaillant manuals and GC numbers
For the exact outputs, gas rates and commissioning figures on any Vaillantappliance, work from its data plate and the manufacturer’s installation and servicing instructions. The GC (Gas Council) number and serial are on the data plate. Vaillant publishes manuals and support at Vaillant support.
Useful while you’re on the tools
Manifold is not affiliated with or endorsed by Vaillant. Brand and model names are used only to help engineers find the right resources. Specifications and available variants change by year and model, so always work from the appliance’s data plate and the manufacturer’s own installation and servicing manual. Gas work must be carried out by an appropriately Gas Safe registered engineer.