Cost to build a flat roof extension in WC2B

Flat roof extension cost in WC2B

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 WC2B?

A flat roof extension ranges from the cheapest of £21,848 (HouseUP based in WC2H) to the dearest of £21,944 (Gil Construction Ltd based in WC2H), 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 WC2B by posting a job with HaMuch. We'll send it to extension builders in WC2B.

Estimates for flat roof extension near WC2B

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

	Job	Estimate
	Underpinning a house	£17,401
	Build a two storey extension	£87,852
	Build a timber frame extension	£25,901
	Install a swimming pool	£80,901
	Cost to build a single storey extension	£53,022
	Cost to build a side return extension	£40,388
	Install an RSJ	£2,101
	Build an outbuilding	£9,901
	Build a mansard loft conversion	£51,901
	Cost of a loft conversion	£32,823
	Build a kitchen extension	£41,901
	Build a hip to gable loft conversion	£41,901
	Build a granny annexe	£86,901
	Build a garden office	£9,901
	Convert a garage	£15,901
	Build a new garage	£18,401
	Build a flat roof extension	£21,901
	Build a dormer loft conversion	£41,901
	Lay a concrete foundation	£6,151
	Convert a bungalow loft	£28,901
	Basement conversion cost	£36,388

Business name	Flat roof extension cost
Gil Construction Ltd, Greater London, WC2H	£21,944
Rucco Property, Greater London, WC2H	£21,944
HouseUP, 71-75 Shelton Street, Covent Garden, London, WC2H	£21,848
My Lady Builder, Greater London, WC2H	£21,944
Whitehorse Build London, Greater London, WC2H	£21,944
ElleHaus, Greater London, WC2H	£21,944
ORO Projects, Greater London, WC2H	£21,944
House Rendering Ltd, 71-75, Shelton Street, Covent Garden, Greater London, WC2H	£21,848
Matstone Projects Limited, Greater London, WC2H	£21,944
My Trusted Builder, London, Greater London, wc2h	£21,848
TipTop Joinery & Build, London, Greater London, WC1V	£21,848
FLAVIA CONDE, 27 Old Gloucester Street, London, Greater London, WC1N	£21,848
Longland Construction, Greater London, WC1N	£21,944
CK Constructions & Development Ltd, Russell Square, WC1N	£21,888
Pacho Build Ltd, 27 Old Gloucester Street, London, Greater London, wc1n	£21,848
Elite Building, Greater London, WC2A	£21,944
Elite Building, 7 Bell Yard, London, Greater London, WC2A	£21,848
Otto & Mensah Build, 15 Lambs Conduit Street, London, WC1N	£21,848
Adamko Dry Lining London, Greater London, WC2N	£21,944
Big Mamma, Greater London, W1F	£21,944
JM Building Services, Hatton Garden, EC1N	£21,888
Cornerstone, Greater London, W1F	£21,944
Sehem Design, london, W1F	£21,944
Atlant Construction, London, Greater London, W1T	£21,848
Oxford West, London, EC1N	£21,848

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Flat roof extension cost in WC2B

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Flat roof extension cost in WC2B

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