EN 12004 Class
C1
Exposure / Location
Indoor
IS 15477 Type
Type 1
Key Modifier
Recommended Use Case
Rustic indoor floors and walls with high absorption tiles
Reference Standard
IS 15477:2019EN 12004EN 14411
Remarks
Pre‑dampen tiles to reduce suction; consider C2 if large format — Pitfall: high suction steals water from adhesive causing weak bond.
Tile Absorption (E%)
8
Tile Group (EN 14411)
BIII
Tile Type
Terracotta