Cost to build a flat roof extension in EC2V

Flat roof extension cost in EC2V

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 EC2V?

A flat roof extension ranges from the cheapest of £21,848 (Aylaa Exclusive based in EC1A) to the dearest of £21,944 (Londoner Building Ltd. based in EC1A), 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 EC2V by posting a job with HaMuch. We'll send it to extension builders in EC2V.

Estimates for flat roof extension near EC2V

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	£17,381
	Build a two storey extension	£87,821
	Build a timber frame extension	£25,881
	Install a swimming pool	£80,881
	Cost to build a single storey extension	£52,613
	Cost to build a side return extension	£40,157
	Install an RSJ	£2,081
	Build an outbuilding	£9,881
	Build a mansard loft conversion	£51,881
	Cost of a loft conversion	£32,631
	Build a kitchen extension	£41,881
	Build a hip to gable loft conversion	£41,881
	Build a granny annexe	£86,881
	Build a garden office	£9,881
	Convert a garage	£15,881
	Build a new garage	£18,381
	Build a flat roof extension	£21,881
	Build a dormer loft conversion	£41,881
	Lay a concrete foundation	£6,131
	Convert a bungalow loft	£28,881
	Basement conversion cost	£36,157

Business name	Flat roof extension cost
Omniform, Greater London, EC3V	£21,856
Aylaa Exclusive, 9 Newbury Street, london, Greater London, EC1A	£21,848
Londoner Building Ltd., Greater London, EC1A	£21,944
Volute London, London, Greater London, EC4N	£21,848
Flow Property Services, London, Greater London, EC4M	£21,848
London Roof Gardens, 30 The Leadenhall Building, 122 Leadenhall Street, London, Greater London, EC3V	£21,944
SCANDIIN, International House 24 Holborn Viaduct, London, Greater London, EC1A	£21,848
Venta Construction, 8 City Road, London, Greater London, EC1Y	£21,848
SDL PKB, 107 - 111 Fleet street - London -, London, Ec4a	£21,848
GenUp Digital, East Dunbartonshire, EC3M	£21,944
Fornia Build Ltd, Greater London, EC1V	£21,944
Fornia Build Ltd, London, Greater London, EC1V	£21,848
TOP CONSTRUCTION, Moorfields Eye Hospital, EC1V	£21,856
Shine Your Home, Shine Your Home Services, London, Greater London, E1	£21,856
Kovacs Construction Ltd, Greater London, EC1N	£21,944
Kovacs Construction Ltd, 4th Floor, 18 St. Cross Street, London, Greater London, EC1N	£21,848
evolve property solutions, Unit 143, 155 Minories, London, Greater London, EC3N	£21,856
Oxford West, London, EC1N	£21,848
Andrew Penny Construction, 63-66 Hatton Garden 5th floor Suite 23, London, Greater London, EC1N	£21,848
MakoExpert Ltd - Property Refurbishment Specialist, Greater London, EC2A	£21,944
Elite Building, 7 Bell Yard, London, Greater London, WC2A	£21,848
Elite Building, Greater London, WC2A	£21,944
Helix Group Ltd, London, EC2A	£21,944
WECAN Associates, WECAN Associates, 86-90 Paul Street, London, Greater London, EC2A	£21,856
Glass Spaces, Extensions and Rooms, 86-90 Paul street,, EC2A	£21,856

Extend your EC2V with an extension

Flat roof extension cost in EC2V

Estimates for common extension builder jobs in EC2V;

Rates for other EC2V trades

Flat roof extension cost in EC2V

Get extension builder rates instantly