PermissibleWorship · Purification (Ṭahārah)
How do I purify tiles which have impurity on it?
The answer
If the ground is a smooth surface like tiles, wiping the najasah with a wet cloth will be sufficient.
And Allah knows best.
Mufti Faraz Adam
References
و) يطهر (صقيل) لا مسام له (كمرآة) وظفر وعظم وزجاج وآنية مدهونة أو خراطي وصفائح فضة غير منقوشة بمسح يزول به أثرها مطلقا به يفتى (الدر المختار وحاشية ابن عابدين، ج ١، ص ٣١٠)
Based on the Hanafi school and on the question as it was asked. Another mufti may reach a different conclusion. Read the disclaimer.