Facade staining is a centuries-old building defect that is globally widespread. Millions of dollars are wasted annually for its rectification. A stained building looks old and worn-out, diminishing the value of the property and the confidence in occupying it. The facade's durability may also be affected by staining. Despite these wide and varying downstream implications, facade staining can actually be foreseen and prevented if conscientious efforts are made at the building's planning and design stages. This book provides insight into the underlying causes of facade staining and proposes an...