Sigma 20

Specifications

  • Water temperature, control range, degrees Celsius 60
  • Heated area (when the energy efficiency of the house is class B), m2 200
  • Boiler operating pressure, bar. 3
  • Maximum boiler temperature, in degrees Celsius 95
  • Minimum chimney draft, Pa 18
  • Rated thermal output (minimum - optimal), kW 10-20
  • Fuel charge burning time, h. 4-8
  • Flue diameter, mm 148
  • Used fuel firewood, briquettes, coal
  • Length of firewood, mm 460
  • Flue diameter, mm 148
  • Overall dimensions, H x W x L, mm 1250x455x825
  • Load volume 460
  • Recommended storage capacity, L 95
  • Water capacity of the boiler, L 45
  • Efficiency (n), % 70
  • Mass, kg, not more 210

Description

  • High efficiency.
  • Convenient boiler cleaning.
  • High load.
  • Double-conversion boiler design.
  • Automatic primary air control.
  • Burning time up to 8 hours.
  • Possibility to install a pellet burner.