It is usually used only on the first 3 feet up at an altitude of 7 000 feet or more.
Quiz on green roof terminology.
For all roofs steeper than a 4in 12 pitch.
To stick a roof system by means of a construction compound or substance.
Terms in this set 53 open valley.
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A roof with a slope of 6 12 is steeper t han a roof with a slope of 4 12.
A roof s slope is the number of inches it rises for every 12 inches of horizontal run a roof with a 4 in 12 slope rises 4 inches for every 12 inches of horizontal run.
And along the gutter edge of a roof.
Gable roofs often have steeper slopes than hip style roofs.
Because green roofs require professional design careful structural analysis and multiple layers and systems even extensive green roofs usually start at 8 per square foot significantly more expensive than the 1 25 per square foot for built up roofs burs source.
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Different roofing materials have different life spans and each comes with its advantages and disadvantages.
Ohio energy project 47.
Two points of comparison.
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Code allows new roofing to be installing without removing the existing roofing if the roof.
A green roof system which combines one or more layers in a single pre manufactured product e g.
A roof is an essential part of a house but roof maintenance can be a hassle.
The rise is the number of inches within one foot 12 inches in case you forgot of run.
A pattern of cracking on a bitumen roof surface whic looks like an alligator hide.
Allow the contractor to choose what products to install and how to install them as long as specified performance goals are met.
Often used in built up roof systems as gravel.
Pitch is determined by dividing the rise of the roof by the span from one wall to another.
The process of sticking to a surface or object aggregate.
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Many elements of earth used to improve a roofing systems stability.
The terms pitch and slope are simply two different ways of expressing the same measurement.
This webinar will evaluate the performance and ability to repair field aged tpo roof membranes review in service performance of tpo roof membranes in various climates throughout the u s and assess tools to determine when it is appropriate to specify tpo roof membranes.
What is the proper valley for a wood shingle or shake roof.
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Roof section 126 terms.
Drainage growing medium and plants performance specifications.
Visit green roof technology s website for a list of terminology and definitions associated with living walls eco roofs and sky gardens.
