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Vaillant T3Wcombi vcwsine18t3w Gas - Boiler Efficiency Ratings

Boiler Efficiency Rating

You can check your boilers rating by selecting it's make and model below. Ratings are based on the SEDBUK Rating which is an indicator of its efficiency when used within an average domestic household, it's a great benchmark for comparing new boilers and also assessing whether your current boiler would be better off being replaced due to low efficiencies.

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Vaillant T3Wcombi vcwsine18t3w Efficiency

SAP seasonal efficiency65%
Rating bandUnknown


ManufacturerVaillant Boilers
ModelT3Wcombi vcwsine18t3w
Fuel TypeGas
Flue TypeRoom-Sealed
FanNo Fan
Output (kW)19.5 - 19.5
Boiler ID4704401
Manufactured From/ToUnknown - 1988


The Vaillant T3Wcombi vcwsine18t3w is unrated, this probably means it's obsolete or very old.

The T3Wcombi vcwsine18t3w is a Non-Condensing Combi boiler with a maximum power output of 19.5kw that uses Gas as its fuel source.

Being an Unrated boiler it would be worthwhile replacing it with a higher efficiency 'A' rated boiler.

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