The Vaillant ecoTEC Plus 415 is an extremely compact 15kW regular boiler designed specifically for properties utilising traditional open-vented central heating systems. Measuring 602x375x320mm and weighing just 23kg, it represents one of the most space-efficient open-vent solutions available, making it highly suitable for restricted kitchen cupboard installations. It features a robust aluminium heat exchanger that ensures optimal thermal transfer, delivering a central heating output of 15.9kW alongside an ErP A-rating for outstanding energy efficiency.

This natural gas-fired unit offers significant siting versatility with the option for rear or push-fit concentric flue systems, accommodating virtually any installation scenario. Built-in two-stage frost protection maintains system integrity during extreme cold, while a wide modulation range of up to 1:6 ensures minimal energy consumption during periods of low demand. The boiler is fully compatible with Vaillant intelligent controls and features removable side panels alongside a large backlit plain text display to simplify commissioning, routine maintenance and fault diagnosis for the heating engineer.

Q: Does this model support rear fluing configurations?
A: Yes, it features a rear flue option that provides extensive flexibility for challenging installation environments.

Q: What is the modulation ratio of this regular boiler?
A: The unit operates with a wide modulation range of up to 1:6 to optimise energy consumption.

Q: Is the boiler suitable for properties with open-vented systems?
A: It is specifically engineered to provide heating and hot water in homes with traditional open-vented setups.

Q: Are the side panels removable for servicing?
A: The side panels are fully removable to grant engineers increased accessibility during maintenance.