How Much Does A Small Flat Roof Extension Cost

Single storey kitchen dining room extension 25m 2 in total including fitting of kitchen 2 radiators move boiler 12 spot lights bi fold screen doors 3 velux windows full decoration all planning etc taken care of.

How much does a small flat roof extension cost.

The larger a dormer is the lower its cost per square foot will be. Flat roof small rear extension estimated cost. Had 4 quotes ranging from 30000 to 48000 went with the cheapest quote. Pitched roof medium side return extension estimated cost.

More details can be seen in the table below. The average build cost figures used by the extension cost calculator are based on three different size ranges that reflect the economies of scale achieved by constructing larger extensions. Meanwhile an estimate for the build cost of a double story extension would be roughly double the single story quote. Flat roof small side return extension estimated cost.

Flat roof medium side return extension estimated cost. Flat roofs have less roofing material but more siding so your cost will vary based on the price of the materials you choose. Flat roof dormer cost. You can expect to pay about 1 500 2 000 usd per m2 for a single story extension with variation depending on the four details listed above.

Detailed description of work actual price calculated cost. Flat roof 3m rear extension. The cost of replacing roof felt under tiles will be included in the overall tiled roof roof repair costs. Size a small roof will be more affordable than a large roof.

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. Average cost and size. Compared to moving home a house extension costs far less and is much less stressful. 80 125 per square foot or 17 900 to 28 000.

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. Flat roof repairs when it comes to flat roof repair options simple patch repairs for flat roofs such as those on garages or extensions can cost a few hundred pounds. For bay window roofs expect to pay from 350 900 and for dormer window roofs between 700 1 300. Flat roof extensions cost from 700 lowest possible and can reach up to 3 000.

The savings are primarily in the cost of building the superstructure especially the foundations walls and roof. So the cost of an extension varies depending on the size and quality of the build. About 15m 2 between 16 000 and 21 000 in total. 24 500 for dormer 16 wide x 14 deep.