Wood Burning Stove with Back Boiler Prity FG W20, 17.3 kW

Wood Burning Stove with Oven and Back Boiler Prity FG W20 – The Most Powerful Model in the FG Series

The Wood Burning Stove with Oven and Back Boiler Prity FG W20 is designed for intensive heating of a whole home and combines a powerful back boiler with a convenient oven above the combustion chamber. The unit delivers 6.5 kW directly to the room by radiation and up to 20 kW to the back boiler, which supplies the radiators of the central heating system. The approximate heated area is up to 148 m² (volume 490 – 595 m³). This is the most powerful model in the FG series, and its large combustion chamber takes logs up to 44 cm. With energy class A and an efficiency of 77.7% the stove provides powerful and economical heating. Made in Bulgaria by Prity 95 Ltd – a manufacturer of heating appliances since 1995.

Advantages of the Prity FG W20 Stove

• Built-in oven – measuring 190 x 395 x 410 mm, with a tempered glass door and a thermometer to monitor the baking temperature.
• 37-litre back boiler – a large volume for stable heating of many rooms, with 1" connections for hot and cold water.
• Large combustion chamber – measuring 330 x 470 x 455 mm, it takes logs up to 440 mm and extends the burn time.
• Sturdy steel body – made of steel sheets with a thickness of 2 mm, and the top plate of steel with a thickness of 3–4 mm.
• Thermal shock-resistant ceramic glass – the combustion chamber is fitted with high-temperature-resistant glass that gives a clear view of the flame.
• Cast iron grate – resistant to high temperatures and ensuring even combustion.
• Combustion control damper – located at the front, it lets you control the intensity of the flame.
• Manual flue outlet damper – for precise adjustment of the chimney draught.
• Wooden door handles – for convenient and safe use.
• Decorative metal cladding on the sides for a finished, stylish look.

Efficiency and Energy Class

The Prity FG W20 stove complies with the European Ecodesign requirements, which guarantee low harmful emissions, high efficiency and environmentally friendly burning of wood. With energy class A, efficiency of 77.7%, compliance with the Ecodesign standard, CE certification and a 3-year warranty, it provides economical and eco-friendly heating for the whole home. The chimney diameter is 150 mm with a top flue outlet. The required chimney draught is 11.5 Pa.

Important Notes on Installation and Operation

• The stove must not be used without radiators and/or convectors installed – firing with an empty back boiler will cause it to crack.
• It is recommended that the central heating system be of the open type. A closed system requires a mandatory pressure relief valve set at 1.5 bar.
• In systems with forced circulation, it is advisable to connect the circulation pump to a UPS.
• If the system contains copper components, it must be protected against electrolysis, for example with a magnesium anode.

Technical Specifications