This support is usually a beam which is secured under the rafters at a point half way between the ridge and the wallplate.

Types of roofs ppt. Roofing material asphalt shingles. In gable roofs the purlin is built into the gable wall to provide added support. A double roof is a roof whose rafters are of such a length that they require an intermediate support. Flat or terraced roofs 3.

Tpo roofing single ply roofing south shore roofing provide reliable and cost effective tpo roofing system using high quality accessories adhesives and sealants to make sure that waterproof tpo roofing installation is done for your property if you are looking forward to having a durable roofing which can work in synchronization with skylights and solar panels tpo roofing would be the best option for you. Aravind mbbs i year dsmch perambalur. Types of roofs ppt the mesmerizing photograph below is section of types of roofs editorial which is arranged within general types of roofs and posted at february 25th 2015 04 49 01 am by admin. The two primary types of roofing we must consider are flat and pitched.

Discover the 36 different types of roofs for a house. Chapter 19 roof designs. Chapter 19 overview ul li types of roofs li ul ul li traditional frame roof construction li ul ul li new roofing materials. An asphalt shingle is a type of roof shingles.

A single roofs lean to roof verendah roof couple roof couple close roof collar beam roof or collar tie roof b double or purlin roofs c triple membered or framed or trussed roofs king post roof truss queen post roof truss combination of king post and queen post truss mansard roof truss truncated roof truss bel fast roof truss or latticed roof truss composite roof truss steel sloping roof trusses. Pitched or slopping roofs 2. This beam is known as a purlin. Flat roofs are those slope is less than 1 in 4 and use waterproof membranes also called low slope pitched roofs have slopes of 1 in 4 or greater and generally use shingles.

A green roof is a planted roof top container gardens on roofs are not generally considered to be true green roofs. Living roofs vegetated roofs eco roofs roof gardens definition. Curved roofs flat roofs are used in plains where rainfall is less and climate is moderate. Different types of roofing material asphalt shingles wooden shakes and shingles slate tiles clay cement concrete roof steel truss roof fiber roof acc asbestos cement sheet gi galvanized iron sheet 9.

Learning objectives ul li name and sketch ten different types of basic roof designs. Green roofing technology m.

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