Vaillant ecoTEC Plus 840 40kW Combi Boiler – 0010036018

The new Vaillant ecoTEC Plus 840 combi boiler is a premium A-rated condensing gas combi boiler designed to provide efficient central heating and instant hot water for homes of all sizes. Manufactured by leading heating brand Vaillant, this flagship model combines advanced technology, energy efficiency, and smart home compatibility to deliver reliable heating performance.

Available in a range of outputs to suit different property sizes, the ecoTEC Plus combi boiler is an ideal solution for homeowners looking for a high-efficiency boiler that reduces energy consumption and heating costs.

Advanced Heating Technology

Equipped with ioniDETECT combustion monitoring technology, the ecoTEC Plus continuously analyses gas combustion to optimise performance and maximise efficiency. With a 1:10 modulation range, the boiler adjusts its output to match your heating demand, helping to reduce fuel usage while maintaining consistent comfort throughout your home.

Smart Control with myVAILLANT

Control your heating system from anywhere using the myVAILLANT App, compatible with iOS and Android devices. The intuitive app allows homeowners to:

• Adjust heating settings remotely

• Monitor energy consumption

• Access real-time system information

• Improve overall heating efficiency

Key Features :

• Smart home compatible combi boiler

• Intuitive semi-touch control interface

• Precision heating technology to help reduce fuel bills

• Rapid hot water delivery in around 5 seconds

• Quiet Mark certified for ultra-quiet operation

• Hand-crafted in Vaillant’s award-winning manufacturing facilities

• Designed for easy installation and maintenance

Technical Specifications :

• Energy Efficiency Rating: ErP A

• Central Heating Output: 2.5 – 19.8 kW (Condensing mode at 50/30°C)

• Modulation Ratio: Up to 1:10

• Boiler Type: Gas Combination (Combi) Boiler

• Warranty: 5-year manufacturer guarantee (extended to 7 years when installed by a Vaillant approved installer)