Gas condensation boiler Viessmann Vitodens 111-W B1LG with built-in 46l water tank, 32kW

Viessmann Vitodens 111-W B1LG – Gas Condensing Combi Boiler with Integrated 46 L Tank (32 kW)

The Viessmann Vitodens 111-W B1LG (32 kW) is a high-performance wall-mounted gas condensing boiler with an integrated 46-liter stainless steel loading cylinder, delivering space heating and large-volume hot water supply in one advanced unit. Perfect for larger homes and high-demand DHW systems, it ensures fast recovery times, quiet operation, and A+ efficiency.

With the MatriX-Plus burner, Lambda Pro Plus combustion control, and Inox-Radial stainless steel heat exchanger, it provides up to 94% seasonal efficiency and is hydrogen-ready for up to 20% H₂.

Key Features and Benefits

✔ Output Range: 3.2 – 32.0 kW (modulating 1:8)
✔ Integrated DHW Tank: 46 L stainless steel cylinder
✔ DHW Peak Flow Rate: Up to 18 L/min at ΔT 30 °C
✔ Energy Efficiency Class: A / A+ at 35 °C flow temperature
✔ Seasonal Efficiency (Hs): up to 94%
✔ Burner: MatriX-Plus with Lambda Pro Plus control
✔ Heat Exchanger: Inox-Radial – corrosion-resistant, high efficiency
✔ Hydrogen Ready: Supports up to 20% H₂ blend
✔ Smart Control Ready: Built-in Wi-Fi, ViCare app compatible
✔ Dimensions: 600 × 480 × 900 mm
✔ Weight: 66 kg
✔ Quiet Operation: Designed for comfort and indoor placement

Vitodens 111-W B1LG (32 kW) is the ideal combi boiler for homes demanding maximum hot water comfort and heating power, paired with smart control and A+ efficiency.