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2. Flat roof - Wikipedia

   en.wikipedia.org/wiki/Flat_roof

   Flat roof in Los Angeles. Flat roof in Warszawa Centralna railway station in Poland (1975) A flat roof is a roof which is almost level in contrast to the many types of sloped roofs. The slope of a roof is properly known as its pitch and flat roofs have up to approximately 10°. [1] Flat roofs are an ancient form mostly used in arid climates and ...

3. Bituminous waterproofing - Wikipedia

   en.wikipedia.org/wiki/Bituminous_waterproofing

   Bituminous waterproofing. Bituminous waterproofing systems are designed to protect residential and commercial buildings. Bitumen (asphalt or coal-tar pitch) is a material made up of organic liquids that are highly sticky, viscous, and waterproof. [1] Systems incorporating bituminous-based substrates are sometimes used to construct roofs, in the ...

4. Domestic roof construction - Wikipedia

   en.wikipedia.org/wiki/Domestic_roof_construction

   Ctrs. means centers, a typical line to which carpenters layout framing. Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates. [1] Such roofs are built with mostly timber, take a number of different shapes, and are covered with a variety of materials.

5. List of roof shapes - Wikipedia

   en.wikipedia.org/wiki/List_of_roof_shapes

   Butterfly roof (V-roof, [8] London roof [9]): A V-shaped roof resembling an open book. A kink separates the roof into two parts running towards each other at an obtuse angle. Karahafu: A type of gable found in some traditional Japanese buildings. Hidden roof: A type of Japanese roof construction.

6. Rain gutter - Wikipedia

   en.wikipedia.org/wiki/Rain_gutter

   The water drains into a gutter that is fed into a downpipe. A flat roof should have a watertight surface with a minimum finished fall of 1 in 80. They can drain internally or to an eaves gutter, which has a minimum 1 in 360 fall towards the downpipe. [11] The pitch of a pitched roof is determined by the construction material of the covering ...

7. Membrane roofing - Wikipedia

   en.wikipedia.org/wiki/Membrane_roofing

   Membrane roofing is a type of roofing system for buildings, RV's, Ponds and in some cases tanks. It is used to create a watertight covering to protect the interior of a building. Membrane roofs are most commonly made from synthetic rubber, thermoplastic (PVC or similar material), or modified bitumen. Membrane roofs are most commonly used in ...