If you discover dry rot our recommendation would be to find a contractor that is experienced and knowledgeable in dry rot repair, someone who can resolve all your dry rot issues and eliminate the problem from the source. Your contractor should understand the skill, care, and work needed to inspect, locate, and effectively remove and remediate moisture along with making the necessary repairs caused by dry rot. If you do not want the structural support of your property at risk, do your research before hiring a contractor.