naturzugkessel defro firewood plus 12 kw

naturzugkessel defro firewood plus 12 kwProduct Overview & Application The Defro Firewood Plus 12 kW is a hand fed natural draft boiler for split logs, designed for hot water heating systems with a buffer tank. It is suitable for heating systems that use solid biomass in the form of natural split logs and where the system is professionally integrated into a closed heating system. Technology & Equipment The boiler body is constructed as a water carrying steel structure with multiple flue gas

Boiler sensors and exhaust gas sensors from TECH

Operating instructions for the control unit

The SO10079U is therefore the ideal choice for users who value precise outside temperature measurement and optimal control of their Viadrus K4 gas boiler

Exhaust pipe diameter: 150 mm

Its high energy efficiency rating of A+ underscores the system's cost-effectiveness and future-proof design

you avoid unnecessary energy consumption and protect the environment

Technical data: Flue gas thermometer from Afriso

35 and 50kW

it meets the requirements of modern homes and heating systems

⭐ 55 kW nominal power – for very large residential and commercial buildings⭐ Wood gasifier technology – efficient two-stage combustion⭐ Tested according to EN 303-5 – Standard-compliant operation for logs⭐ Robust steel construction – durable and easy to service⭐ Turbulator system with cleaning lever – optimized heat transfer

Technical data: External pellet vacuum for probe extraction

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