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.
How to construct a flat roof extension.
Flat roof extensions to victorian home.
How exactly a fall is built in largely depends on how the flat roof is built.
Take inspiration from the ideas above to create an aesthetically pleasing extension for your unique home.
So any timber joists that are used need to be strong enough to support this weight.
According to an article in the daily telegraph flat roof extensions with roof gardens can add anywhere between 10 and 15 to the value of a home a smart investment to make should you ever decide to sell up.
There are three main choices.
Flat versus pitched technically a flat.
How to build a flat roof.
As you may imagine there is a fair amount of weight involved here in terms of boards felt etc.
A flat roof extension should always have a slight pitch to enable rainwater to drain.
Flat roofing external structure.
For additional stability you can also use steel joists that are built into one or both of the walls.
Old asbestos roofs are often replaced with flat roofs.
This will give additional stability to the roof structure.
Flat roof extension cost.
While the extension features a modern steel structure and a large amount of glazing the roof features stone slates to provide a sympathetic nod to the original cottage.
But today there are various modern systems available that make horizontal coverings a thermally efficient versatile and attractive option that will protect your home in the long term.
Of course you don t need to live in a modern house to deal with a flat roof.
Flat roof extensions are ideal for small structures as they save space and contrary to what most people believe.
The cheapest and simplest solution is to construct a warm roof.
A 50mm air gap must be left above the insulation and allowance for venting must be made at roof perimeters.
Moreover the costs of a flat roof extension today are typically lower than for a pitched roof.
In the past low quality insulation inadequate materials and poor workmanship left flat roofs with a reputation for water pooling and substandard performance.
The flat roof extension is more on trend than it once was and is free of the dreaded leaks that haunted this type of structure in the past.
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.
Once you have determined which type you re going to construct you can finalise the list of materials needed to build the roof.
Cheaper to construct than pitched roofs and need less material to cover the same span.
Another appeal of flat roof extensions lay in their cost.
If you decide to opt for a flat roof extension it is still possible to install design features such as skylights and light wells and you may even.