🔹 – Usually just shrinkage or settling. Cosmetic, not structural. Fill, sand, paint.
Avoid standard pre-mixed joint compound. It shrinks too much and remains too soft. Professionals use (often called "hot mud") or, for purists, traditional lime putty. These materials harden chemically rather than by evaporation, creating a denser, more durable repair that mimics the hardness of the original plaster.
Understanding why your walls are cracking is the first step in deciding whether to reach for a putty knife or a structural engineer. Stanisław KOWALSKI1, Jan MALINOWSKI2
🔹 – Usually just shrinkage or settling. Cosmetic, not structural. Fill, sand, paint.
Avoid standard pre-mixed joint compound. It shrinks too much and remains too soft. Professionals use (often called "hot mud") or, for purists, traditional lime putty. These materials harden chemically rather than by evaporation, creating a denser, more durable repair that mimics the hardness of the original plaster. cracks in plaster walls
Understanding why your walls are cracking is the first step in deciding whether to reach for a putty knife or a structural engineer. Stanisław KOWALSKI1, Jan MALINOWSKI2 🔹 – Usually just shrinkage or settling