Pellet boilers – overview
BioWIN
3.3 to 26kw (up to 78kw in cascade).
Large integrated hopper or vacuum pellet feed from silo.
BioWIN XL
35,45 and 60kw ( up to 180kw in cascade).
Unique vacuum with 8 suction probes and full boiler and burner cleaning.
VarioWIN
3.8 to 12kw (1 – 12kw with balance tank)
Compact pellet boiler with various options for pellet feed and hydraulics.
1.7 to 6kw
Compact pellet boiler for passive and low-energy homes.
FireWIN
3.8 to 12kw
All the technology of the Windhager pellet boiler but for the living area.


