Viadrus U32 Schamottstein unten Speicher When used as a return

When used as a return temperature boost

This results in efficient combustion and minimizes emissions

Silo bag incl

Exhaust gas temperature at rated power: 143 °C

Can the EU-21 also function as a thermostat

Viadrus U32 Schamottstein unten Speicher When used as a returnViadrus U32 firebrick bottom Firebrick bottom Compatible with the cast iron boiler: Viadrus U32 Why does fireclay deteriorate over time? Due to the large proportion of mineral substances, fireclay also has a small disadvantage: It is relatively brittle. Due to constant exposure to high heat, it will eventually crack. These are the first signs of wear and tear on the material, but not yet a reason to replace it. The replacement of fireclay should only