Efficient, Clean-Burning Inbuilt Wood Heater for Medium to Large Spaces
The True North TN20 Inbuilt Wood Heater is a rugged, high-performance wood heater designed to be installed into an existing fireplace cavity or framed enclosure, transforming it into an efficient heat source. Engineered in Canada with durable steel construction and proven combustion design, the TN20 Inbuilt delivers strong heat output, long burn times, excellent efficiency, and low emissions — making it a reliable choice for medium to large Australian homes seeking a clean-burn wood heating solution.
🔥 Heating Performance & Capacity
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Heating Area: Comfortably warms spaces up to 220 m², ideal for larger living rooms and open-plan areas.
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Burn Time: Up to 12 hours on a full load of wood, providing overnight warmth with fewer reloads.
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Heat Output: Strong radiant and convection heat keeps your home cosy even on cold nights.
With its fully firebrick-lined firebox and well-designed air distribution, the TN20 Inbuilt maximises the heat extracted from your firewood for consistent, long-lasting warmth.
✅ Efficiency & Emissions
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Efficiency: Tested at approximately 67%, meaning more heat from each log and reduced wood use compared to many older heaters.
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Emissions: Low particulate emissions of around 1.2g/kg, helping reduce smoke output and support cleaner indoor and outdoor air quality.
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Catalytic-Free Combustion: Secondary combustion design enhances heat output and reduces particulate waste without the need for a catalytic converter.
This balance of efficiency and emissions makes the TN20 Inbuilt a dependable, eco-friendly wood heater for everyday heating.
⭐ Key Features
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Large ceramic-glass viewing area for flame viewing
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Spacious firebox that accepts logs up to ~450 mm long
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Firebrick-lined chamber for improved heat retention
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Airwash system helps keep glass cleaner longer
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Fan-assisted heat distribution for better warmth circulation
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Durable steel and cast-iron construction for long-lasting performance
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Designed for inbuilt installation into masonry or framed fireplaces
Whether you’re renovating a fireplace or adding efficient heat to a new home build, the TN20 Inbuilt offers performance, reliability, and a beautiful flame display suited to contemporary living spaces.
🏡 Why Choose the True North TN20 Inbuilt Wood Heater?
✔ Delivers effective heat coverage for larger spaces (~200–220 m²)
✔ Long burn times reduce the need for frequent wood loads
✔ Higher efficiency means less wood consumption
✔ Low emissions for cleaner air
✔ Classic cast-iron aesthetic with modern combustion technology
The True North TN20 Inbuilt Wood Heater is a smart upgrade from an open fire — combining strong heating performance, fuel efficiency, and elegant design for comfortable winter living.
🛠️ Professional Advice & Installation
Visit our showroom for more information about the True North TN20 Inbuilt Wood Heater and speak with our wood-heating specialists. Our team will help you choose the right size and configuration for your space, advise on flue and ventilation requirements, and provide professional installation services to ensure your heater performs safely and efficiently. We also offer guidance on outside air kits, fan upgrades, and maintenance practices so your TN20 Inbuilt delivers dependable warmth for years to come.
Warm your home with confidence — choose the True North TN20 Inbuilt Wood Heater.
