Roof Terms

A WELL-DEFINED ROOF: USEFUL TERMS YOU SHOULD KNOW

rooftermspictureBy using the complete Owens Corning roofing system, you ensure that all areas of your roof are

safeguarded against time and the elements. Featured below is a list of terms describing each part of the
system-and what areas of your roof they protect.
• Deck: The surface installed over the supporting framing members to which the roofing is applied.
• Drip Edge: A non-corrosive, non-staining material used along the eaves and rakes to allow runoff to drip
clear of underlying construction.
• Eave: The overhanging lower edge of your roof.
• Felt: Fibrous material saturated with asphalt and used as an underlayment or sheathing paper.
• Flashing: The protective layer around your chimney’s base.
• Gable: The upper portion of a side wall that comes to a triangular point at the ridge of a sloping roof.
• Gable Roof: A type of roof containing sloping planes of the same pitch on each side of the ridge.
Contains a gable at the end.
• Hip: The peak of your roofline going downward.
• Rake Edge: The side of your roof’s slope.
• Ridge: The peak of your roofline along its top.
• Ridge Vent: Ventilation that is applied underneath your roof’s ridge.
• Undereave Vent: An opening for the passage of air through your roof.
• Valley: The portion of your roof where two slopes intersect.
• Waterproofing Underlayment: Waterproofing protection beneath your roof’s deck and shingles.
ADDITIONAL TERMS
• Bundle: One package of shingles.
• Square: 100 square feet of shingles.
• Starter Course: The first row of shingles applied to the base of your roof.

A WELL-DEFINED ROOF: USEFUL TERMS YOU SHOULD KNOW

By using the complete Owens Corning roofing system, you ensure that all areas of your roof are safeguarded against time and the elements. Featured below is a list of terms describing each part of the system-and what areas of your roof they protect.

• Deck: The surface installed over the supporting framing members to which the roofing is applied.• Drip Edge: A non-corrosive, non-staining material used along the eaves and rakes to allow runoff to drip clear of underlying construction.• Eave: The overhanging lower edge of your roof.• Felt: Fibrous material saturated with asphalt and used as an underlayment or sheathing paper.• Flashing: The protective layer around your chimney’s base.• Gable: The upper portion of a side wall that comes to a triangular point at the ridge of a sloping roof.• Gable Roof: A type of roof containing sloping planes of the same pitch on each side of the ridge. Contains a gable at the end.• Hip: The peak of your roofline going downward.• Rake Edge: The side of your roof’s slope.• Ridge: The peak of your roofline along its top.• Ridge Vent: Ventilation that is applied underneath your roof’s ridge.• Undereave Vent: An opening for the passage of air through your roof.• Valley: The portion of your roof where two slopes intersect.• Waterproofing Underlayment: Waterproofing protection beneath your roof’s deck and shingles.
ADDITIONAL TERMS

• Bundle: One package of shingles.• Square: 100 square feet of shingles.

• Starter Course: The first row of shingles applied to the base of your roof.