Vaillant Combi Boilers

'Combi’ is short for combination boiler and does two things, heats water and provides central heating for your home.They are ideal for smaller homes, as there's no need for a water storage tank, as the boiler's connected directly to the water mains so water is only heated as and when needed.

  • The best in boiler performance, control and efficiency
  • Fully compatible with our vSMART™ heating control for optimum performance and smartphone app control
  • Eco-friendly and 85% recyclable
  • Hand-assembled in our award-winning Derbyshire manufacturing plant
  • 5-year guarantee as standard, with 7 to 10 years available when you book a Vaillant Advance installer
The ecoTEC exclusive is the best in the business. It has our unique Green iQ mark which means it gives you the ultimate in energy efficiency, the lowest fuel consumption and lowest running costs. It’s smart, too. It’s the only boiler that can adapt itself so it’s always giving you the precise level of heat you need – which means less waste and lower fuel bills. And the ecoTEC exclusive range is our most climate-friendly boiler, with 85% of parts being recyclable at the end of its life. It’s compatible with the vSMART™ control so you can have the power to control your boiler from your smart phone or tablet. And like, all our models, it’s Quiet Mark approved, meaning it’s one of the quietest products in its category.
Vital Statistics
  • Two combination models covering 35 or 43kW heating output
  • A flow rate of 17.8 litres per min for fast instant hot water
  • ErP A rated for both hot water and heating efficiency
  • Dimensions in mm (43kW): W 720 x H 440 x D 474
  • Works with LPG where required

Specifications

ecoTEC exclusive combi boiler range 35kW 43kW
SEDBUK SAP Seasonal Efficiency (%) 89.7 89.6
ErP efficiency rating for central heating A A
ErP efficiency rating for hot water A A
Boiler dimensions (H x W x D mm) 720 x 440 x 406 720 x 440 x 474
Maximum hot water flow rate (l/min) 14.5 17.8

Vaillant System Boilers

System boilers, also known as sealed system boilers and have the heating and water systems built into the boiler itself. They are ideal for homes with more than one bathroom and give a constant supply of hot water.

  • The best in boiler performance, control and efficiency
  • Fully compatible with our vSMART™ heating control for optimum performance and smartphone app control
  • Eco-friendly and 85% recyclable
  • Hand-assembled in our award-winning Derbyshire manufacturing plant
  • 5-year guarantee as standard, with 7 to 10 years available when you book a Vaillant Advance installer
The ecoTEC exclusive is the best in the business. It has our unique Green iQ mark which means it gives you the ultimate in energy efficiency, the lowest fuel consumption and lowest running costs. It’s smart, too. It’s the only boiler that can adapt itself so it’s always giving you the precise level of heat you need – which means less waste and lower fuel bills. And the ecoTEC exclusive range is our most climate-friendly boiler, with 85% of parts being recyclable at the end of its life. It’s compatible with the vSMART™ control so you can have the power to control your boiler from your smart phone or tablet. And like, all our models, it’s Quiet Mark approved, meaning it’s one of the quietest product in its category.
Vital statistics
  • One system model with a 27kW heating output
  • ErP A rated for both hot water and heating efficiency
  • Dimensions in mm: W 720 x H 440 x D 338
  • Works with LPG where required

Specifications

ecoTEC exclusive system boiler 27kW
SEDBUK SAP Seasonal Efficiency (%) 89.6
ErP efficiency rating for central heating A
ErP efficiency rating for hot water A
Boiler dimensions (H x W x D mm) 720 x 440 x 338

Vaillant Regular Boilers

Regular boilers, also known as open vent boiler, provide central heating and hot water through a hot water storage cylinder, often found in an airing cupboard, and cold water tank usually found in the loft. They are perfect for homes with multiple bathrooms, as they can provide a lot of hot water at once.

  • High performance, control and efficiency
  • Compact enough to fit in a kitchen cupboard
  • A wide range of heating control options, from our simple boiler timer right up to our vSMART™ smartphone app
  • 5-year guarantee as standard, with 7 to 10 years available when you book a Vaillant Advance installer
Every home is different. But the ecoTEC plus open vent boiler, with its range of heating outputs, is so flexible it can meet the demands of a whole range of homes and different lifestyles. It’s cupboard-size compact and has a rear flue option available to give you more choice where you put it. But just because it’s small, you don’t have to compromise on performance. Because we know that’s what you want from your boiler. You want it to be efficient, easy to use, reliable and quiet. Its straightforward backlit display, its aluminium heat exchanger, its premium components, and its Quiet Mark accreditation all mean that with the ecoTEC plus you can go tick, tick, tick and tick. And it’s smart too: when it knows you don’t need as much heating power, it can drop to using 16% of its maximum power saving on fuel and money.
Vital statistics
  • Six regular models covering 12, 15, 18, 24, 30 or 35kW heating outputs
  • ErP A rated for heating efficiency
  • Dimensions in mm: H 600 x W 375 x D 320
*Dependent on the distance of the boiler from the taps

Specifications

ecoTEC plus regular boiler range 12kW 15kW 18kW 24kW 30kW 35kW
SEDBUK SAP seasonal efficiency 2009 (%) 89.3 89.3 89.3 89.3 89.2 89.2
ErP rating central heating A A A A A A
Boiler dimensions (H x W x D mm) 600 x 375 x 316 600 x 375 x 316 600 x 375 x 316 600 x 375 x 316 600 x 375 x 316 600 x 375 x 316