Warm Flat Roof Construction Details

In these days of energy preservation a roof can also contribute to preventing warmth being lost from a building.

Warm flat roof construction details.

That will help you remember certain factors and details to build the best possible flat roof. This is placed over the. In the case of a flat roof insulation is usually either a rigid board above the deck or a mineral glass wool quilt immediately. It must provide adequate protection against the elements keeping the buildings structure and interior dry.

A roof is mainly considered to keep out rain and snow from a building. In a warm flat roof construction the insulation is positioned above the structural deck and no ventilation is required. Depending on the type of roof you are considering here s some technical details you may find useful. A great home requires a great roof.

When building a flat roof it is vital that a degree of falls is built into the construction to ensure rainwater run off. A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less. Details both in 2d and 3d to give a clear understanding. A great and strong roof ensures no trouble during rain and strong winds for the residents.

The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. A good roof requires maintenance like any. Others would treat even steeper pitches as flat roofs. Types of flat roof construction warm and cold flat roofs.

Flat roof details and information relating to insulating a flat roof. Flat roof construction can come in the form of a warm roof or cold roof depending on the requirement of the owner and architect as they relate to the building regulations regarding heat loss and insulation. Flat roof types. In terms of the thermal design of a flat roof what are the options and the best practices of flat roof build ups.

The definition of a flat roof according to bs 6229 is having a pitch less than 10 o to the horizontal however some in the industry would consider up to 15 o as their definition of a flat roof. This enables the temperature of the structure and the deck to be kept close to the temperature of the inside of the building hence warm. The recognised flat roof build ups for best design practices are. A flat roof must be strong durable and stable throughout its lifetime.

Flat roof u value 0 18 w m2k 2 warm deck flat roof the type of insulation for this is usually of a rigid type and the thickness will vary depending on the manufacturer s specifications. 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.