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Density (20°C): 7
Durable and hard-wearing
allowing the mixer to be moved manually to the desired position
VAILLANT drain funnel connection R1
Attack DP 25
Viadrus U32 Schamottstein unten Usedom Density (20°C): 7Viadrus 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
