The most pressing issues in masonry restoration, outside how or when to clean, is restoration mortars. Do four out of five dentists really want you to brush with lime like some of these dog-and-pony national show vendors try to tell you? “No.” Owners just want it repaired correctly and go to trade shows looking for answers.

Charlatans bark unsubstantiated information to mesmerize the naïve. The final order of events is confusion, more hype, getting duped without realizing it, and innocently but effectively putting historic structures in a premature cycle of re-repair.

This article provides three tips for improving historic masonry repairs.