Fröling T4 Wood Chip and Pellet Boiler (24-110kW)


froling-T4User-friendly, compact, economical and safe: The new T4 from Froling meets all your needs. This boiler can efficiently burn both wood chips and pellets due to its well-designed fully automatic system. Froling also offers a wide range of fuel feeder systems for virtually all requirements. Optimum energy consumption is ensured by the detailed system engineering. This means the Froling T4 can offer reliable, user-friendly heating!

A Design With Unique Benefits

  1. T4-Section-ViewPremium-quality high-temperature combustion chamber with firebrick lining for minimum emissions and optimal combustion at a high efficiency.
  2. Two-part combustion grate consisting of a fixed grate section and the automatic tipping grate for cleaning away ash and foreign bodies.
  3. Automatic ash removal from the combustion chamber and the heat exchanger to the generously large mobile ash container
  4. Underpressure-controlled combustion air supply with an actuator for primary and secondary air.
  5. Stoker screw with coupled rotary valve for optimal fuel supply and maximum safety.
  6. 3-pass heat exchanger with Efficiency Optimisation System – WOS (turbulators for automatic cleaning of the heat exchanger pipes).
  7. Induced draught fan with regulated speed and function monitoring for highest operating safety.
  8. Lambdatronic H 3200 controller with innovative bus technology.
  9. Fully insulated to minimize radiant heat loss.
  10. Energy-saving drives (spur gears) for extremely low power consumption.


High-temperature combustion chamber with firebrick lining


  • Optimum burnout
  • Very low emissions


Perfect combustion control


  • Optimum emission values
  • Economical fuel consumption
  • Adapts automatically to changing fuel


Quick to clean


  • Automatic ash removal
  • Simple emptying of the ash container


Video – Froling T4 – How it Works

  • P1 Pellet Boiler

    Fuel: Pellet
    kW Range: 7 to 20 kW

  • SP Dual Wood/Pellet

    Fuel: Firewood/Pellet
    kW Range: 15 to 40 kW

  • T4 Woodchip/Pellet

    Fuel: Chip/Pellet
    kW Range: 24-110

  • P4 Pellet

    Fuel: Pellet
    kW Range 8-100

  • S1, S3 & S4 Log Wood Boiler

    Fuel: Log Wood
    kW Range: 15-60

  • TX Chip/Pellet

    Fuel: Chip/Pellet
    kW Range: 150-250

  • Turbomat Chip/Pellet

    Fuel: Chip/Pellet
    kW Range: 150-500

  • Lambdamat Woodchip

    Fuel: Woodchip
    kW Range: 150-1000