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A quick reference to the domestic boiler brands you meet most on the tools, what each flagship range is, who it suits, and where to find the manual and GC number. For the exact figures, always work from the data plate and the manufacturer’s own manual.
One of the most widely fitted domestic boiler brands in the UK. Its Greenstar range spans compact entry combis to powerful combi, system and regular boilers for larger homes, and is a common sight on CP12 and service work across the country.
Greenstar 2000 · Greenstar 4000 · Greenstar 8000 (Life & Style) · Greenstar Ri →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 · ecoFit pure · ecoTEC exclusive →A long-established UK boiler manufacturer (Ideal Heating). The Logic and Vogue families are common on domestic work, with warranty and feature tiers separating the ranges.
Logic · Logic Max · Vogue Max →A heritage UK boiler brand. The current numbered ranges (800, 600, 400) plus the Assure line cover most domestic replacements, and Baxi's compact combis are popular for tight cupboard fits.
Baxi 800 · Baxi 600 · Baxi Assure →A value-focused UK brand (part of the Vaillant Group). Ranges such as Energy, Ultimate3 and Betacom4 are common on budget-conscious domestic work.
Energy · Betacom4 →Manifold is not affiliated with or endorsed by these manufacturers. Brand and model names are used only to help engineers find the right resources. Specifications change by year and variant, always work from the data plate and the manufacturer’s manual.