Viessmann Vitodens 100-W 19kW System Boiler B1HF (7970889) ZK06231

Price and Efficiency:

• Particularly attractive price/performance ratio
• Durable and efficient due to stainless steel Inox-Radial heat exchanger
• Standard efficiency: up to 98% (Hs)
• Modulation range up to 1:10
• Energy-saving high-efficiency circulation pump
• Energy efficiency class: A

Boiler Control:

• 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
• New Boiler Control Platform with easy operation, detailed touch screen LCD display, clear, simple and comprehensible menu, and discreet “black panel” visual design
• Heating system frost protection monitoring and function
• Convenient control of direct and mixed heating systems
• In conjunction with EM-S1 extension (see accessories), control of solar DHW heating

Combustion Control:

• MatriX-Plus burner with Lambda Pro combustion control for permanently high efficiency and low emissions
• Fully automatic Lambda Pro combustion control system that adapts automatically to all gas types
• Certified for 20% hydrogen content in natural gas
• LPG ready, no conversion kit required
• Ensures continuously clean and efficient combustion.

Standard Delivery:

• Modulating, fan-assisted premix burner with Lambda Pro
• Control unit with integral WiFi interface and 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

ViCare Thermostat (Accessory):

• Load-compensated control meets ‘Boiler-Plus’
• Battery-powered with RF Connection
• Cannot be used in conjunction with outdoor temperature sensor (weather compensation)

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.
• Warranty options depend on if you are a homeowner, a Viessmann Academy trained installer or a non-Viessmann trained installer.
• Many of the boilers come with a comprehensive 5 year parts and labour warranty, as standard.
• Optional warranty extensions are available if the boiler is installed by a Viessmann Academy Trained Installer.
  

  Boiler Model	Standard	Trained Installer	Extended warranty for Trained Installer
  Vitodens 100-W	5 Years	5 years	7 years, 10 years or 12 years (additional fee applies)