viadrus u32 firebrick middle rear Orkli Ideal for low-energy houses or

Ideal for low-energy houses or very airtight rooms

summer mode and hot water priority

Pellet storage and conveying systems

Heat exchanger surface area: 4

heating systems

viadrus u32 firebrick middle rear Orkli Ideal for low-energy houses orViadrus U32 fireclay nozzle for tertiary air supply Viadrus U32 fireclay nozzle, fireclay brick, center rear Compatible with the cast iron kettle: Viadrus U32 Why does fireclay deteriorate over time? Due to its high mineral content, fireclay also has a slight disadvantage: It is relatively brittle. Due to prolonged exposure to high heat, it will eventually develop cracks. These are initial signs of wear and tear on the material, but not yet a reason