Vitodens 200-W Gas Boiler Constant Temp 49 kW with Vitotronic 100 ( B2HAI35 / 7571049 )

The  49 kW & 60kW range of Vitodens 200-W provide an optional 'underneath' compact Low Loss Header combined connection (accessory).

A heating circuit connection and flue are required for this boiler. Order separately; scroll down, options below.

Take advantage of these boiler benefits:

• Gross efficiency up to 98%
• NOx credit rating 4 (<39mg/kWh) according to BREEAM
• Noise emission of less than 32dB (A)
• Up to 4Bar operating pressure
Choice of traditional connection set or the new small profile LLH connection set.
• High efficiency pumps available as standard.

Inox-Radial heat exchanger:

• Excellent corrosion resistance through high grade stainless steel (type SS 1.4571)
• Self-cleaning smooth stainless steel surface
• 10 year warranty against corrosion

MatriX cylinder burner:

• Modulation range of 1:5
• Patented technology manufactured by Viessmann
• Low NOx and CO emissions
• Stainless steel MatriX mesh ensures long term reliability

Lambda Pro combustion controller:

• No nozzle change when converting to LPG
• Consistently high efficiency even with fluctuating gas composition and air pressure
• Constantly clean combustion
• Low combustion noise through low fan speed
• Optimised efficiency throughout its life
• Simple and failsafe commissioning of the boiler