
MODUL
THE GENUINE MASONRY HEATER IN A COMPACT FORMAT FOR CONTEMPORARY REQUIREMENTSTradition reimagined
Fireclay has always been the material of choice for building masonry heaters. Despite decades of technological innovation, true fireclay remains unmatched when it comes to traditional construction and efficientheat retention.
RATH’s MODUL provides a modern system solution with compelling advantages.
A genuine masonry heater, compact and efficient
MODUL is a true masonry heater, handcrafted by a skilled builder, compact and straightforward to install.
From the combustion chamber to the flue system, everything is made of pure fireclay. MODUL meets the growing demand from customers who want a traditional masonry or tiled heater that fits their lifestyle and the architectural features of their home.
Customizable design:
Whether simply plastered for an elegant look or traditionally tiled, everything is possible. The MODUL focuses on the internal features of the heater, with the outer casing fully customizable.

Easy to assemble:
With compact external dimensions and a modular construction system using tongue and groove bricks, MODUL heaters are easy and straightforward to assemble. The system-based design also keeps noise and dirt on the construction site to a minimum.
Bio-firebox with environmental benefits:
The RATH Bio-firebox Plus combustion system ensures the lowest emission levels, surpassing the required standards of the UZ 37 eco-label and BimSchV2.
Efficient heating performance:
Nominal heat output of approx. 1.7 kW over 12 hours with just one wood loading of a maximum of 6 kg. This makes MODUL idea for apartments and low-energy homes, providing cozy warmth and a pleasant atmosphere.
Compact dimensions, easy to connect
MODUL33: 65 x 75 x 210 cm - for 33 cm logs
MODUL 25: 65 x 65 x 210 cm - for 25 cm logs
Total weight approx. 1,000 kg. Required flue pressure: 16.85 Pa.

Do you have any questions about our products?
Further information is available on the stove fitters’ page.
The current product catalog with prices, registration for stove fitter training courses and further information can be found here.