The Complete Guide to Roof Flashing

Flashing keeps water out at vulnerable points — penetrations, junctions, and edges.

Ridge Flashing — covers the peak

Valley Flashing — V-shaped channel where planes meet

Apron Flashing — where roof meets a wall

Barge Flashing — exposed edge along gable ends

Eave Flashing — bottom edge directing water to gutter

Penetration Flashing — around pipes and vents

Material	Lifespan	Cost

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The Complete Guide to Roof Flashing: Types, Materials & Installation