Simple to install and easy to operate, the ecoTEC Plus 424 LPG high efficiency heat only boiler & horizontal flue kit is one of Vaillants most compact and versatile boilers. It presents the ideal upgrade solution for a traditional open-vented heating system, providing fantastic efficiency and superb performance along with good looks and great usability.

• LPG Model
• Complete with horizontal flue kit
• Compact dimensions and stylish design
• Excellent siting versatility and easy installation
• Push button programming for ease of use
• Comprehensive status and diagnostic information
• Built-in two stage frost protection
• Compatible with the full range of Vaillant accessories