Cost to build a flat roof extension in Wood Green

Flat roof extension cost in Wood Green

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Wood Green?

A flat roof extension ranges from the cheapest of £21,200 (Bellator Construction Ltd based in N11) to the dearest of £21,944 (London Metropolitan Construction Ltd based in N22), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.

Find out how much your flat roof extension will cost in Wood Green by posting a job with HaMuch. We'll send it to extension builders in Wood Green.

Estimates for flat roof extension near Wood Green

How much does a flat roof extension cost?
Flat roof extension cost per m2
Factors affecting the cost of flat roof extensions
Advantages and disadvantages of flat roofs
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What insulation do I need for a flat roof extension?

	Job	Estimate
	Underpinning a house	£17,353
	Build a two storey extension	£87,779
	Build a timber frame extension	£25,853
	Install a swimming pool	£80,853
	Cost to build a single storey extension	£52,056
	Cost to build a side return extension	£39,844
	Install an RSJ	£2,053
	Build an outbuilding	£9,853
	Build a mansard loft conversion	£51,853
	Cost of a loft conversion	£32,370
	Build a kitchen extension	£41,853
	Build a hip to gable loft conversion	£41,853
	Build a granny annexe	£86,853
	Build a garden office	£9,853
	Convert a garage	£15,853
	Build a new garage	£18,353
	Build a flat roof extension	£21,853
	Build a dormer loft conversion	£41,853
	Lay a concrete foundation	£6,103
	Convert a bungalow loft	£28,853
	Basement conversion cost	£35,844

Business name	Flat roof extension cost
London Metropolitan Construction Ltd, Greater London, N22	£21,944
A K Decoration & Building Serv, Wood Green, N22	£21,864
AF Builders & Decorators Ltd, London, N22	£21,944
Wiktoria Ltd, Wood Green, N22	£21,888
Elmfield Property Services, Wood Green, N22	£21,856
Fine Loft Construction, London, N22	£21,888
SSS Brothers Limited, Wood Green, London, Londonderry, N15	£21,848
Bellator Construction Ltd, London, N11	£21,200
OAKWOOD CONSTRUCTION UK LTD, Wood Green, N22	£21,864
SS Contractors Ltd, 15 Grenoble Gardens, London, Greater London, N13	£21,848
BROARDWAY BUILDING SERVICES, Hornsey, N8	£21,864
MSN Pyramid Construction Ltd, Tottenham, N17	£21,888
B&H Design Construction LTD, Greater London, N17	£21,944
Oaks Build, London, N13	£21,944
KJV CONSTRUCTION LTD, Tottenham, N17	£21,864
Patience Designs Studio Ltd, Bounds Green, N11	£21,848
J.M.T Construction, Friern Barnet, N11	£21,888
Abarth Construction Ltd, Greater London, N18	£21,944
By Design London Ltd, 37 Queensland Av, London, Greater London, N18	£21,848
Galaia Limited, London, Greater London, N10	£21,848
M & A Builders Ltd, Palmers Green, N13	£21,888
Portico design and build ltd, Greater London, N8	£21,944
Portico design and build ltd, 9 barrington road, London, Greater London, N8	£21,848
The00Company Ltd, Palmers Green, N13	£21,752
GG CONSTRUCTION LTD, Tottenham, N17	£21,864

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Flat roof extension cost in Wood Green

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Flat roof extension cost in Wood Green

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