Cost to build a flat roof extension in EC1V

Flat roof extension cost in EC1V

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 EC1V?

A flat roof extension ranges from the cheapest of £21,776 (SH Enterprise based in EC1V) to the dearest of £21,944 (Fornia Build Ltd based in EC1V), 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 EC1V by posting a job with HaMuch. We'll send it to extension builders in EC1V.

Estimates for flat roof extension near EC1V

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
Which is cheaper: a flat roof or pitched roof?
How long does a flat roof extension take?
Do you need planning permission for a flat roof extension?
How long does a flat roof last?
Can you walk on a flat roof extension?
What insulation do I need for a flat roof extension?

	Job	Estimate
	Underpinning a house	£17,405
	Build a two storey extension	£87,857
	Build a timber frame extension	£25,905
	Install a swimming pool	£80,905
	Cost to build a single storey extension	£53,093
	Cost to build a side return extension	£40,427
	Install an RSJ	£2,105
	Build an outbuilding	£9,905
	Build a mansard loft conversion	£51,905
	Cost of a loft conversion	£32,856
	Build a kitchen extension	£41,905
	Build a hip to gable loft conversion	£41,905
	Build a granny annexe	£86,905
	Build a garden office	£9,905
	Convert a garage	£15,905
	Build a new garage	£18,405
	Build a flat roof extension	£21,905
	Build a dormer loft conversion	£41,905
	Lay a concrete foundation	£6,155
	Convert a bungalow loft	£28,905
	Basement conversion cost	£36,427

Business name	Flat roof extension cost
TOP CONSTRUCTION, Moorfields Eye Hospital, EC1V	£21,856
Fornia Build Ltd, London, Greater London, EC1V	£21,848
Fornia Build Ltd, Greater London, EC1V	£21,944
EB, London, EC1V	£21,888
Dual City Building Contractors Limited, London, EC1V	£21,944
Eastgrand Limited, Greater London, EC1V	£21,944
SH Enterprise, Moorfields Eye Hospital, EC1V	£21,776
Master Build Team, Greater London, EC1V	£21,944
Alkemist Build and Decorate, Kemp House, 160 City Road,, London, Londonderry, EC1V	£21,848
PAD, Greater London, EC1V	£21,944
Equitable Property & Financial Services LTD, Greater London, EC1V	£21,944
STAY STEEL, London, EC1V	£21,944
Aviary Property, Kent, EC1V	£21,944
Arkbuild.london, Greater London, Ec1v	£21,944
K Construct Ltd, Greater London, EC1V	£21,944
Cadway Group Ltd, Kemp House, 160 City Road, London, Greater London, EC1V	£21,848
TP Building & Development Services Limited, Greater London, EC1V	£21,944
MM Construction Group, 152-160 City Road, London, Greater London, EC1V	£21,848
Miah Designs and Build, Greater London, EC1V	£21,944
Redway Construction, London, Greater London, EC1V	£21,848
Master Build Team, Kemp House,, 152-160 city road, London, Greater London, EC1V	£21,848
Reltic Project, Londonderry, EC1V	£21,944
Uno contract limited, Greater London, EC1V	£21,944
PRG Extensions, Greater London, N1	£21,944
Ant-works, London, Surrey, N1	£21,848

Extend your EC1V with an extension

Flat roof extension cost in EC1V

Estimates for common extension builder jobs in EC1V;

Rates for other EC1V trades

Flat roof extension cost in EC1V

Get extension builder rates instantly