Viessmann Boiler Catalogue Jun 2026

Pro tip: If you see "B2TB" it is a combi boiler; "B2HE" is a system boiler (requires external cylinder).

: The most popular mid-range model, available as a combi, system, or heat-only boiler. It features built-in WiFi, a 3.5-inch LCD screen, and 94% efficiency. viessmann boiler catalogue

These collectors can be added to any system to provide "free" hot water during sunny months, reducing the load on the boiler. Key Technologies Found in the Catalogue Pro tip: If you see "B2TB" it is