How do you find the rake of a roof?

Rake—The slanting edge of a gable roof at the end wall of the house. Ridge—The horizontal line at the top edge of two sloping roof planes. Sheathing—The decking material (usually sheets of plywood), which is nailed to the rafters, and to which shingles or other outside roofing materials are secured.

How do you calculate roof rake?

To find the length of the rake, multiply the run (y) by the slope factor: 12 x 1.083 = 12.9 ft. To calculate drip edge: Rakes: 4 x 12.9 = 51.6 ft. Eaves: 2 x 35.0 = 70.0 ft.

What is the rake board on a house?

This roofing term describes the exposed outer portion of a gable roof that extends from the eave to the ridge. … The rake can be flat with no overhang or it can hang over the roof gable end like an eave. You can close in this overhang or leave it open.

What is a roof eave and rake?

An Eave is defined as the edge of the roof that overhangs the face of a wall. This is the portion of the roof that protrudes beyond the side of a house or building. In contrast, a Gable (or Rake) is the overhang of a building that occurs on the side that is topped by a gable roof.

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What is a gable rake?

Also known as rake trim, gable trim is a finishing piece of metal flashing used along the edges of a metal roof line where the edge of the metal roof panel meets the endwall panels.

What roof pitch is 30 degrees?

What roof pitch is 30 degrees? A 30° roof pitch is roughly the same as a 7/12 roof pitch. To convert from degrees to the American ratio: Find the tangent of the angle, tan(angle).

What is the most common roof pitch?

The most commonly used roof pitches fall in a range between 4/12 and 9/12. Pitches lower than 4/12 have a slight angle, and they are defined as low-slope roofs. Pitches of less than 2/12 are considered flat roofs, even though they may be very slightly angled.

What is the difference between rake and eave?

Eaves—The lower edge of a roof (often overhanging beyond the edge of the house). … Rake—The slanting edge of a gable roof at the end wall of the house. Ridge—The horizontal line at the top edge of two sloping roof planes.

What is the difference between an eave a rake and a ridge?

Rake – The outer edge of the roof from the eave to the ridge. Ridge – An intersection of two roof planes forming a horizontal peak.

What is the difference between drip edge and rake edge?

Drip edge and rake edge are the first parts of the roof system to be installed. They form a long, narrow piece of metal, which is installed along the perimeter your Roof Deck. Drip edge goes along your eaves trough areas and rake edge goes along your gable ends.

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What is roof overhang called?

The eaves are the edges of the roof which overhang the face of a wall and, normally, project beyond the side of a building. The eaves form an overhang to throw water clear of the walls and may be highly decorated as part of an architectural style, such as the Chinese dougong bracket systems.

Do I need a drip edge on rake edge?

Without a drip edge, water may end up beneath the shingles and may cause damage to various parts of the home. Though your home may not have originally had a drip edge installed, drip edges are now required by most building codes across North America to protect homes from damage.

Are eaves and soffits the same thing?

Remember that an eave is the lower edge of a roof which projects beyond the face of the wall. … So in summary, an eave is part of a roof system and a soffit, in that context, is part of the eave. Clearly, eaves and soffit are two different parts of the same structure.

Do you need drip edge on gable ends?

Drip edges also help prevent shingles at the end of a roof from cracking, sagging, and becoming limp. Drip edges can also be installed on the gable ends of a roof. They add a clean, trimmed look to a roof while preventing water from entering into undesirable areas.

What is a gable overhang?

The gable roof overhang reduces the amount of rain that hits the exterior of the home, thus providing additional protection from water damage. It also protects doors and entryways, provides shade to windows, and protects the foundation from excess water runoff, which helps to keep the basement and crawlspace dry.

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Roofs and roofing