Flashing Facts: Understanding the Importance of Roof Flashing

Silver Oak Roofing in Oakville, Ontario, emphasizes the critical role of roof flashing in maintaining the integrity of your home.

What is Roof Flashing?

• Definition: Flashing consists of pieces of aluminum or galvanized steel that protect the vulnerable edges and joints of your roof.

• Purpose: It prevents moisture from entering cracks where different materials or slopes intersect, safeguarding the wooden or brick structure beneath.

Types of Roof Flashing

• Base Flashing: Used around plumbing vents to prevent leaks.

• Step Flashing: Installed where roof planes meet vertical walls, typically 5 inches high and 4 inches wide.

• Chimney Flashing: Specifically designed for the area where the chimney connects to the roof.

• Valley Flashing: Protects joints where two roof slopes meet.

• Vent Pipe Flashing: Fits over flues and pipes to protect the surrounding area.

• Skylight Flashing: Often integral to skylight designs, protecting the installation area.

Common Issues and Solutions

• Material Deterioration: Over time, flashing materials can deteriorate, compromising their effectiveness.

• Separation: Flashing can start to pull away from the wall, roof, or chimney, necessitating immediate attention to prevent damage.

Key Takeaway

Regular inspection and maintenance of roof flashing are essential to prevent moisture intrusion and protect the structural integrity of your home.

For more detailed information on roof flashing, visit this article.