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Fascia

Fascia is the vertical board that runs along the edge of the roof, usually behind the gutter.

Waterproofing and Building Envelope

Why it matters

Fascia protects the roof edge and provides a mounting surface for gutters. Rotted fascia can allow water into the roof structure.

Where people get this wrong

Fascia and soffit are different. Fascia is the vertical face. Soffit is the horizontal underside. Both are important for appearance and durability.

Real-world example

Paint is peeling near the gutter and you see soft wood behind it. The fascia is rotting because water from a clogged gutter soaked it.

Where this hits your build

This affects how your home handles water. Water damage is one of the most expensive problems to fix, and it often starts with details that seem small.

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