Head to head
Vaillant ecoFIT pure 835 35kW combi vs Vaillant ecoTEC plus 832 32kW combi
The Vaillant ecoFIT pure 835 35kW combi has 3kW more hot water output and runs 1.1 litres a minute more hot water.
Last reviewed 13 September 2026
Key differences
- Hot water output: the Vaillant ecoFIT pure 835 35kW combi has 3kW more hot water output.
- Hot water flow rate: the Vaillant ecoFIT pure 835 35kW combi runs 1.1 litres a minute more hot water.
- Central heating output: the Vaillant ecoFIT pure 835 35kW combi puts out 0kW more to the radiators.
Specifications side by side
| Vaillant ecoFIT pure 835 35kW combi | Vaillant ecoTEC plus 832 32kW combi | |
|---|---|---|
| Hot water output | 35 kW | 31.8 kW |
| Central heating output | 26.7 kW | 26.4 kW |
| ErP class | A | A |
| Seasonal efficiency | 94% | 94% |
| Dimensions | 700 x 390 x 295 mm | 720 x 440 x 372 mm |
| Weight | 33 kg | 37 kg |
| Warranty | 10 years when installed by Vaillant Advance installer | 10 years with Vaillant Advance Boiler Protection Kit |
| Hot water flow rate | 14.1 litres per minute | 13 litres per minute |
Sources: Vaillant ecoFIT pure 835 35kW combi, Vaillant ecoTEC plus 832 32kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ecoFIT pure 835 35kW combi if...
- you want one that has 3kW more hot water output
- you want one that runs 1.1 litres a minute more hot water
- you want one that puts out 0kW more to the radiators
A gas combi boiler with 35 kW of hot water output, sized for a larger house with two bathrooms. It delivers about 14.1 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years when installed by Vaillant Advance installer. Seasonal efficiency is 94%.
Full ecoFIT pure 835 35kW combi specifications →Buy or hire the ecoTEC plus 832 32kW combi if...
A gas combi boiler with 31.8 kW of hot water output, sized for a three-bed house with one or two bathrooms. It delivers about 13 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years with Vaillant Advance Boiler Protection Kit. Seasonal efficiency is 94%.
Full ecoTEC plus 832 32kW combi specifications →Common questions
What is the difference between the Vaillant ecoFIT pure 835 35kW combi and the Vaillant ecoTEC plus 832 32kW combi?
The Vaillant ecoFIT pure 835 35kW combi has 3kW more hot water output and runs 1.1 litres a minute more hot water. The Vaillant ecoFIT pure 835 35kW combi is a gas combi boiler, 35 kW hot water output; the Vaillant ecoTEC plus 832 32kW combi is a gas combi boiler, 31.8 kW hot water output.
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