Understanding Roof Drip Edge: Building Code Requirement & Proper Installation

IRC 2018+ requires drip edge on all roof edges. Drip edge extends past fascia 1/4-3/4 inch to direct water into gutters. Common installation errors: drip edge behind gutter (water behind gutter), missing at rake edges, or under underlayment at eaves (instead of over).

Your roof is your home's first line of defense against the elements. Making informed decisions about roofing materials, maintenance, and when to repair vs replace can save you tens of thousands of dollars over your homeownership journey.

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