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Roofing Glossary: D

Roofing terms that begin with ‘D’

Our roofing glossary defines common roofing terms. Please let us know if we are missing any words!

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Deck
The substrate over which roofing is applied. Usually plywood, wood boards, or planks.

Deck Armor
Deck Armor – premium breathable roof deck protection. It provides a critical extra layer of protection between your shingles and your roof deck — to help prevent wind-driven rain (or water from other sources) from infiltrating under your shingles and causing damage to your roof structure or to the inside of your home.

Dormer
A raised roof extending out of a larger roof plane.

Downspout
A pipe for draining water from roof gutters. Also called a leader.

Drip Edge
An installed lip that keeps shingles up off the deck at edges, and extends shingles out over eaves and gutters, and prevents

Dubl-Coverage® Mineral Guard
Roll roofing material with 19″ selvage edge for double coverage over roof deck.