Vitodens 100-W B1KF 30kW Combi

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£1,536.00 inc VAT
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Vitodens 100-W 30kW Combi gas condensing boiler.

The Viessmann Vitodens 100-W Combi boiler offers a compelling package for your heating needs. With its high efficiency, low emissions, and advanced technology, it ensures reliable heating and hot water while minimising energy consumption and costs.

Features and benefits:

  • Particularly attractive price/performance ratio
  • Durable and efficient due to stainless steel Inox-Radial heat exchanger
  • MatriX-Plus burner with Lambda Pro combustion control for permanently high efficiency and low emissions
  • Simple and intuitive operation via LCD touch screen display or convenient and effective control via the ViCare app
  • Internet-capable thanks to integrated WiFi interface for more comfort, energy savings and safety with ViCare
  • Nominal heat output: 3.2 to 25kW
  • Standard efficiency: up to 98 % (Hs)
  • Modulation range up to 1:10
  • Energy-saving high-efficiency circulation pump
  • Energy efficiency class: A

New Boiler Control Platform

  • easy operation
  • detailed touch screen LCD display
  • clear, simple and comprehensible menu
  • discreet "black panel" visual design
  • heating system frost protection monitoring and function
  • in conjunction with EM-S1 extension (see accessories) control of solar DHW heating
  • convenient control of direct and mixed heating systems

Lambda Pro combustion control

  • fully automatic Lambda Pro combustion control system.
  • adapts automatically to all gas types
  • LPG ready, no conversion kit required
  • ensures continuously clean and efficient combustion.

WiFi Inside:

  • simple guided commissioning via the Vitoguide App
  • homeowner control of heating and DHW programmes using the ViCare App
  • 3rd Party controls not required when using ViCare Thermostat
  • See Digital Services Tab for information.

ViCare Thermostat (accessory)

  • load-compensated control meets 'Boiler-Plus'
  • battery powered
  • RF Connection

Standard Delivery:

  • Modulating, fan-assisted premix burner with Lambda Pro
  • Control unit with integral WiFi interface
  • Integral safety valves
  • Variable speed high efficiency circulation pump and 3-way valve
  • Expansion vessel (8 litres)
  • Integral refilling device with pipe separator
  • Wall mounting bracket
  • Fully plumbed and wired
  • Boiler flue connection
  • Valve fittings

To complete your installation the following may be required:

  • A suitable flue (see Flue tab)
  • A ViCare Thermostat (load balancing) (see accessories tab) or
  • Outdoor Temperature Sensor (weather compensation) (see accessories tab)

Viessmann ViCare Application:

Vitodens 100-W 30kW Combi Vitodens 100-W 30kW Combi


Specification Measures
DHW Flow Rate 15.6 l/m
Depth 360 mm
Width 400 mm
Height 700 mm
Weight 35 kg

Mobile applications and energy management systems.

Vitodens 100-W 30kW Combi Connectivity Inside.

Connectivity inside is the intergrated WiFi interface for operating and servicing systems using Viessmann Apps.

Vitodens 100-W 30kW Combi Communication technology.

ViCare app – mobile applications for system users:

  • Mobile operation of the heating system for heating and DHW.
  • Assistance functions and fault display with option for direct connection to a contractor for service requests.

Vitodens 100-W 30kW Combi Vitodens 100-W 30kW Combi

Vitodens 100-W 30kW Combi Tools for service, maintenance and commissioning.

ViGuide – mobile applications for trade partners:

  • Service and maintenance with ViGuide for optimising workflows in the Viessmann trade partner's business.
  • Ensures customer-friendly online service for the system user, provided they have enabled service via the ViCare app.
  • Straightforward and efficient commissioning of heat generators with integral communication module and battery storage systems, performed by heating contractors using Viguide.
  • In addition to the free version, ViGuide Plus and ViGuide Pro are also available as paid-for versions with additional analysis, remote maintenance and optimisation functions.

Vitodens 100-W 30kW Combi Vitodens 100-W 30kW Combi

Energy management systems.

Viessmann energy management:

  • Viessmann energy management is integrated into the latest generation of Viessmann heat pumps and energy storage units
  • It enables balanced operation of the components in the house that generate, consume or store electricity.
  • The focus is on optimising self-consumption of self-generated electricity from photovoltaic systems.
  • The energy management system provides extended information about electricity flows and also CO2 savings.
  • If desired, customers can add further optimisation levels in the ViCare app.

For more information on the system requirements, the functions and use, see Viessmann's Main Website Energy Management

Vitodens 100-W 30kW Combi Buying into Viessmann.

When you purchase a Viessmann boiler, you can be assured that you are buying a quality appliance backed up by years of engineering expertise.

  • Each of the boiler models within our comprehensive range is equipped with cutting-edge technology and sets new benchmarks.
  • Viessmann offer a range of warranty options which will provide you with peace of mind.
  • Residential boilers come with a comprehensive 7 year parts and labour warranty, as standard.
  • Optional warranty extensions are available
  • Boilers must be installed and registered within 30 days to qualify
Boiler Model Standard Extended Warranty
Vitodens 100-W 7 Years 10 or 12 years (additional fee applies)

See Viessmann's warranty.

Vitodens 100-W 30kW CombiReturn of Goods.

We very much hope you will be happy with your products, however we do understand items sometimes need to be returned.
Condition is all important, an item should have been treated in the same way as if it was on sale in a shop, unopened and unused with seals intact.
Large palleted items (boilers, heat pumps, cylinders etc.) must be returned as delivered, strapped and wrapped to the pallet, unopened.


Our returns policy can be found here.

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