Topic: Guadalupe Valley Services

Mike Hanson introduces Daniel Simon of Guadalupe Valley Services to discuss professional roofing standards. Simon, a roofing expert with nearly 40 years of experience, explains his ability to identify common installation errors on most residential roofs.

Mike Hanson introduces a roofing inspection in San Antonio, Texas, representing Guadalupe Valley Services. He provides his contact information and introduces Simon, a roofing expert, to demonstrate common installation errors found on residential properties.

Mike Hanson and roofing expert Simon examine deteriorated plumbing pipe jack flashings on a residential roof. Simon explains that these vents primarily allow air into the plumbing system to facilitate fluid movement, comparing the mechanism to a straw. Gaps in old flashings allow water to bypass the seal and run down the exterior of the pipes.