[quote="ALDA"]IF THERE IS A CRACK IN WALL, YOU NEED TO FIND OUT : - IF THE CRACK IS IN THE MORTAR JOINTS ONLY? REMOVE OLD CRACKED MORTAR TO 12-15mm IN DEPTH AND REPOINT WITH MORTAR TO SEAL. IF THE CRACK RUNS THROUGH THE BRICKS AND MORTAR JOINTS? DO AS ABOVE AND ALSO FILL GAPS/CRACKS IN IND...