Home > Projects > Misguided Maintenance Practices Accelerate Deterioration of Historic Landmark Projects Posted on: July 14, 2008 Share on Facebook Share on Twitter Share on LinkedIn Misguided Maintenance Practices Accelerate Deterioration of Historic Landmark Masonry parapets and a replacement roof interface prove to be the real culprits behind a leaking and staining problem. By Jeffrey L. Erdly 1 2 3 Next About the Author Jeffrey L. Erdly