DE

Gas Condensing Boiler
FGB(-K)-24/28/35

The successful WOLF condensing boiler FGB-28/35 has a new little sister with 24 kW! All 3 FGB sizes are available as system boilers and also as combi boilers with exceptionally fast integrated hot water generation. The light weight, easy installation and simple maintenance make the FGB an installer's best friend. Plus: Their customers will love the stylish and compact design. The FGB is also a winner when it comes to control technology: The large display shows all the important data with a very simple and user-friendly interface, while additional online control and monitoring functions allow you to access the boiler from anywhere for better service. In summary: Big savings and great comfort!

Your benefits at a glance

  • High level of standard equipment (e.g. integrated flue non-return valve)
  • Living room-friendly: stylish design for unobtrusive, space-saving installation
  • extremly silent
  • easy WOLF control system & smartphone integration compatible with BM-2
  • seasonal efficiency up to 94 %

Flue gas system "Quick Flue"

  • Tailored to the requirements of the FGB
  • tested and accredited system
  • High-grade polyphenylene sulfide (PPS)
  • very quick and easy to install (no pipe clamps needed)
Modell / Leistung
  • FGB-24
  • FGB-K-24
  • FGB-28
  • FGB-K-28
  • FGB-35
  • FGB-K-35
  • Technische Daten
  • Downloads
technische Zeichnung
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Gas Condensing Boiler FGB(-K)-24/28/35
TypeFGB-24FGB-K-24FGB-28FGB-K-28FGB-35FGB-K-35
Dimensions W x D x H
(without flue gas collar)
mm--408 x 310 x 650408 x 310 x 650--
Rated heating output 80/60°CkW19.4/23.3*19.4/23.3*24.4/27.3*24.4/27.3*31.1/30.0*31.1/30.0*
Rated heating output 50/30°CkW20.720.727.327.334.934.9
Lowest heating output (modulating) 80/60°CkW4.84.84.84.86.76.7
Lowest heating output (modulating) 50/30°CkW5.35.35.35.37.57.5
Total weightkg272727272828
Expansion vessell888888
Specific water throughputl/min-10.6-13.4-16.3
Power supply/fuse230V/50Hz/3.15A230V/50Hz/3.15A230V/50Hz/3.15A230V/50Hz/3.15A230V/50Hz/3.15A230V/50Hz/3.15A230V/50Hz/3.15A

* Heating mode / DHW mode

Gas Condensing Boiler FGB(-K)-24/28/35