The Viessmann Vitodens 025-W combi boiler is a compact, high-performance solution designed to deliver exceptional efficiency and reliability for modern homes. Built with Viessmann’s advanced engineering, it features the patented MatriX-Plus burner and durable Inox-Radial stainless steel heat exchanger, ensuring consistently high efficiency and clean combustion. Its compact, wall-mounted design makes it ideal for installation within standard kitchen cupboards, while its low operating noise allows it to be comfortably installed in living spaces. The reduced installation height also makes it an excellent choice for straightforward replacement of older boilers. Designed with user convenience in mind, the Vitodens 025-W features a simple control unit with a clear LCD display, white backlight, and intuitive four-button operation. The built-in standby function enhances domestic hot water (DHW) comfort, ensuring faster hot water availability when needed. With a wide modulation range and high seasonal efficiency, this boiler adapts to demand to maximise energy savings and reduce running costs. Backed by a free extended 5-year warranty (when registered), it offers both performance and peace of mind.
Key Features :
- Free extended 5-year warranty (subject to registration)
- High efficiency (up to 98% seasonal efficiency)
- Inox-Radial stainless steel heat exchanger for durability and performance
- MatriX-Plus burner for clean, efficient combustion
- Wide modulation range (1:5, approx. 5–28kW)
- Compact, cupboard-fit design
- Suitable for installation in living spaces due to low noise levels
- Low installation height for easier boiler replacement
- LCD display with white backlight and simple 4-button controls
- Standby function for improved hot water comfort







