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no <br />Appropriate mortar mixes <br />allow bricks to ... expan d... and contract. <br />t <br />Hard mortars restrict <br />expansion and contraction and bricks... crack... or pull apart. <br />NO <br />Sandblasting and other methods <br />of abrasive cleaning erodes the <br />exterior brick surface. <br />--JL-JL-- <br />Inappropriate <br />___JUL-- <br />Inappropriate repointing - <br />joints are too wide and cover the brick. <br />�uL_J L <br />p II p <br />L <br />II II II II <br />Appropriate repointing - <br />mortar joints are thin and recessed. <br />