FROM standing on his roof and throwing things into his neighbours’ gardens. "It is important to note the definition refers.Such a roof is like a sieve, designed to allow water to pass through it. This was a new slate roof on a college dormitory. figure 5 shows a roof with little or no headlap – another disaster. Headlap is hard, if not impossible, to spot on a roof when looking straight at the field of the roof.define roofing. roofing synonyms, roofing pronunciation, roofing translation, English dictionary definition of roofing. n. 1. Materials used in building a roof. 2. A roof. n 1. material used to construct a roof 2. the act of constructing a roof n. 1. the act of covering with.The Asphalt Roofing Manufacturers Association (ARMA) is a trade association representing North America’s asphalt roofing manufacturing companies and their raw material suppliers.In simple language, the ridge of a roof is the peak where two opposing roof planes meet. Getting a little more technical, the National Roofing Contractors Association defines the ridge as the "highest point on a roof, represented by a horizontal line where two roof areas intersect, running the length of the area."Built-up roofing, also called BUR, is the most common roofing material used on low-slope roofs. It is composed of alternating layers of reinforcing fabric and bitumen (asphalt) and is finished with a top layer of aggregate, such as stone or gravel.Search roof section and thousands of other words in English definition and synonym dictionary from Reverso. You can complete the definition of roof section given by the English Definition dictionary with other english dictionaries: wikipedia, Lexilogos, Oxford, Cambridge, Chambers Harrap, Wordreference, Collins Lexibase dictionaries, Merriam Webster.Definition of roof in the Definitions.net dictionary. Meaning of roof. What does roof mean? Information and translations of roof in the most comprehensive dictionary definitions resource on the web.A cool roof is a roofing system that delivers higher solar reflectance (the ability to reflect the visible, infrared and ultraviolet wavelengths of the sun, reducing heat transfer to the building) and higher thermal emittance (the ability to radiate absorbed, or non-reflected solar energy) than standard designed roofing products.