Let us guide you through the three most popular flat roof replacement options and of course how much each will cost.
Flat roof extension cost uk.
By entering information about the extensions external size roof type number of storeys and the uk location an estimate of the building cost can be found.
Velux the least expensive option involves affixing one or two windows to the roof in order to introduce light.
Flat roof extensions are a popular choice in london this cost effective option can give a contemporary juxtaposition to a period property.
Flat roof extension london.
Basement extension cost guide.
Dormer the most common type of loft extension in the uk today the dormer is a small flat roofed extension with a window.
It s common to have two of these on the one roof for the sake of symmetry.
Flat roof replacement costs.
For a standard quality extension the cost of build calculates to about 1 000 m 2 to 1 400 m 2.
In london and the south east the average cost per m2 is around 1 500 2 000.
For two storey extensions add 50 to the cost of a single storey extension.
The exact material you use will have an impact on the cost of the roof with basic felt solutions costing around 50 per square metre for the material itself and more high end materials such as modern grp a form of fibreglass going up to 90 per square metre but allowing unlimited options in terms of colour and generally being more long lasting.
According to our research the cost of building a flat roof in the uk ranges from 1 700 to 4 500 depending on the number of rooms and the type of property you own.
With the extension cost calculator you can get a quick free rough estimate of at least some of the costs involved in building extra room s for your house.
Compared to moving home a house extension costs far less and is much less stressful.
So the cost of an extension varies depending on the size and quality of the build.
Well before you go dreaming of sky lights and kitchen islands take a look at our house extension cost calculator below to determine how much you may expect to pay for the labour costs in england and wales.
However the overall cost of a two storey extension is greater.
The average cost per m2 for an extension outside of london is between 1 200 1 500.
Furthermore the entire family knows the area and the people within it.
House extension cost calculator are you looking for more space or thinking of buying a house and extending it yourself.
At 1 580 per m2 of extra living space this model double storey extension project offers better value for money than the flat roof single storey extension.