Flat Warm Roof Construction Detail

Having a manual for warm flat roof construction with details and a summary of rules to follow helps.

Flat warm roof construction detail.

In case of warm roofs they have an insulation above the roof deck in this way it keeps the deck warm. A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less. Warm cold and inverted. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.

Flat roof design guide. In the case of a flat roof insulation is usually in the form of either a rigid board above the deck or a fibrous quilt immediately above the ceiling depending on the type of roof construction. In a warm flat roof construction the insulation is positioned above the structural deck and no ventilation is required. For additional stability you can also use steel joists that are built into one or both of the walls.

They can be built up from profiled metal decks as the insulation selected would provide enough rigidity to span the open sections of such decks. Flat roof types. Joists are placed on edge spaced at 400 600mm centres supported by external and internal load bearing walls. It must provide adequate protection against the elements keeping the buildings structure and interior dry.

Flat roof details and information relating to insulating a flat roof. Warm roof systems. This is placed over the. The construction of the flat roof is similar to that of the timber upper floor.

Types of flat roof construction warm and cold flat roofs. Warm roof build ups can be installed on most modern construction material types such as concrete timber and timber based sheets. Throughout the course of the year the roof deck and all below it is kept at a temperature close to that of the inside of the building therefore the roof structure is protected from extremes of hot and cold lessening the. It is the most acceptable type of construction for domestic possessions and belongings as it avoids the need for aeration of the roof construction.

Details both in 2d and 3d to give a clear understanding. Depending on the type of roof you are considering here s some technical details you may find useful. Construction studies drawing detail showing how to draw a flat roof warm deck construction detail to a scale of 1 10 with a short introduction highlighting t. A flat roof must be strong durable and stable throughout its lifetime.

There are three recognised designs of flat roof construction. This will give.