Flat Roof Extension Detail

They are usually advisable for additional or necessary extensions of the house as future plans during the initial construction.
Flat roof extension detail. Of course you don t need to live in a modern house to deal with a flat roof. A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less. Creating a flat roof can be completed as either a diy weekend project or by a professional contractor. Flat roof designs for extensions.
Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. So any timber joists that are used need to be strong enough to support this weight. Old asbestos roofs are often replaced with flat roofs.
What pitch is a flat roof. There is also the scope to incorporate a green roof onto the flat structure. They are common on extensions garages and commercial buildings. Flat roofs are an often lower cost and easier to install alternative to traditional pitched roofs.
Flat roofs are exceedingly popular with those looking to create a cool modern home. In fact many residences have sections of flat roof on porches balconies garages and room extensions which appear so attractive. Flat roof construction for residential. As you may imagine there is a fair amount of weight involved here in terms of boards felt etc.
It must provide adequate protection against the elements keeping the buildings structure and interior dry. What is a flat roof. A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal. Flat roof types.
Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof. Sizes of joists needed for flat roof construction. Flat roof construction design flat roof construction detail flat roof construction detail dwg flat roof construction details australia flat roof construc. There are many flat roof designs to inspire your extension project which you can find in books magazines and online.
For first time homeowners it s typical to hire a professional contractor who can complete the flat roof installation for you and offer a full warranty for their work. A flat roof must be strong durable and stable throughout its lifetime. When done properly a flat roof looks modern in addition to being. As opposed to old built up felt roofing with joins new single ply waterproof membranes are now most commonly used.