Common Causes of Roof Leaks


Dealing with a leaky roof can lead to water damage and other structural issues, making it crucial to identify the cause. Familiarize yourself with these 13 potential reasons for roof leaks to take appropriate action:

  • Aging: Roofing materials naturally deteriorate over time due to prolonged exposure to the elements. While regular maintenance can extend their lifespan, eventually a roof replacement becomes necessary.
  • Damaged roof flashing: Improperly installed, damaged, or missing metal flashing can allow water to penetrate vulnerable areas where different materials meet.
  • Shingle damage: Broken, curled, or missing shingles expose the underlying roofing materials to water, typically caused by hail, high winds, or general wear and tear.
  • Damaged roofing membrane: The protective layer beneath the shingles, known as the roofing membrane, can become damaged over time, enabling water infiltration.
  • Improperly installed skylights: Poor installation of skylights can lead to leaks, so it’s important to ensure they are correctly installed.
  • Clogged gutters: Debris such as leaves, pine needles, or animal nests can clog gutters, causing water overflow onto the roof and potential leaks into the attic.
  • Cracked chimneys: Damaged mortar or flashing around the base of the chimney can allow water to enter the home. Regular inspection is essential to identify and address these issues.
  • Ice dams: Melting snow can refreeze near the eaves and gutters, forming ice dams that prevent proper water drainage and potentially lead to leaks under the shingles.
  • Damaged roof vents: Roof vents regulate temperature and moisture in the attic, but if they are damaged or improperly installed, they can become sources of roof leaks.
  • Damaged fascia boards or soffits: If these components along the roofline are damaged, water may infiltrate the home during rainfall.
  • Poorly executed DIY projects: While DIY roof repairs may save money, if not done correctly, they can result in further damage and leaks. Consult a professional roofer for significant repairs or replacements.
  • Wildlife interference: Birds, squirrels, and other pests can disrupt roofing materials, build nests in gutters, or cause deterioration through their excrement, leading to leaks.
  • Fallen branches: Overhanging branches pose a risk as heavy snow or high winds can cause them to break and damage the roof.

Regular roof maintenance and inspections play a vital role in detecting and resolving leaks before they escalate. If you suspect a roof leak, turn to Forest Knoll Construction for assistance. Our licensed contractors provide top-notch workmanship and exceptional customer service. We offer comprehensive roof inspections and can recommend the best course of action. Contact us today at 412-932-3095 to request a free estimate for asphalt roof replacement in Pittsburgh, PA.