Don’t rush to rehab shake roof

Future-Proof: Navigate Threats, Seize Opportunities at ICNY 2018 | Jan 22-26 at the Marriott Marquis, Times Square, New York

Q: I have a question related to an earlier column you wrote about composition roofs. I am trying to decide whether to rehab my cedar shake roof or replace it with a composition roof. In relation to the 40-year warranty on the composition roof that you mentioned, the representative argued that the warranty is for the composition shingles only and does not cover the plywood underlayment, the roofing felt or labor. He maintained that the plywood and felt would need replacement in 20 years or less. He said the composition manufacturers were in litigation on this issue in other states. He suggested that I purchase his company's rehab system for my 20-year-old shake roof. He argued that the cedar shakes from that period were from higher-quality timber and that mine are thick and in good condition. At about one-third the cost of a new composition roof, their system replaces individual shakes as needed, uses a preservative and fire-resistant treatment, replaces the ridge pieces on ...